3597 + Interview Questions in Mathematics Page 18 InterviewSolution

851.	What is the value of the expression shown by the following models?
Answer» What is the value of the expression shown by the following models?

Discussion

852.	solve the following by completing square method x2-3root2x+4=0
Answer» solve the following by completing square method x2-3root2x+4=0

Discussion

853.	When the volume is given in ml so its SI unit should be mol/ml so why its mol/l
Answer» When the volume is given in ml so its SI unit should be mol/ml so why its mol/l

Discussion

854.	The height of Qutub Minar is 73 m. If boxes of 1 m height are stacked one above other, how many boxes should be stacked to make it equal to the height of Qutub Minar?
Answer» The height of Qutub Minar is 73 m. If boxes of 1 m height are stacked one above other, how many boxes should be stacked to make it equal to the height of Qutub Minar?

Discussion

855.	In figure, OB⊥OA, ∠AOC and ∠BOC are complementary angles . Find the value of x and hence find ∠AOC and ∠BOC. [3 MARKS]
Answer» In figure, $O B ⊥ O A, ∠ A O C$ and $∠ B O C$ are complementary angles . Find the value of $x$ and hence find $∠ A O C$ and $∠ B O C$ . [3 MARKS]

855.

In figure, OB⊥OA, ∠AOC and ∠BOC are complementary angles . Find the value of x and hence find ∠AOC and ∠BOC. [3 MARKS]

Answer»

In figure, $O B ⊥ O A, ∠ A O C$ and $∠ B O C$ are complementary angles . Find the value of $x$ and hence find $∠ A O C$ and $∠ B O C$ . [3 MARKS]

Discussion

856.	The prime factorisation of q has 2 and 3 only and the HCF (q, 72) us 12. The number of values q can takes is
Answer» The prime factorisation of q has 2 and 3 only and the HCF (q, 72) us 12. The number of values q can takes is

Discussion

857.	Arrange the given shapes in order such that the number of angles inside the shapes are in decreasing order.
Answer» Arrange the given shapes in order such that the number of angles inside the shapes are in decreasing order.

Discussion

858.	Question 2Construct a triangle ABC in which BC=8 cm, ∠B=45∘ and AB−AC=3.5 cm.
Answer» Question 2 Construct a triangle ABC in which $B C = 8 c m, ∠ B = 45^{\circ} a n d A B - A C = 3.5 c m$ .

Discussion

859.	A skirt costs ₹1300 and a shirt costs ₹1000. What is the total cost of both the items?
Answer» A skirt costs ₹1300 and a shirt costs ₹1000. What is the total cost of both the items?

Discussion

860.	Robert decides to distribute 25 of his income equally to his 4 daughters. What fraction of the income will each daughter receive?
Answer» Robert decides to distribute $\frac{2}{5}$ of his income equally to his 4 daughters. What fraction of the income will each daughter receive?

Discussion

861.	Challenge for the Bumper CarsEvaluate the expression:(16÷16)×(25−6×4)×[(8−5)×8+1]+17
Answer» Challenge for the Bumper Cars Evaluate the expression: $(16 \div 16) \times (25 - 6 \times 4) \times [(8 - 5) \times 8 + 1] + 17$

Discussion

862.	Karan earns ₹ 11.26 for every hour he works in a day. If he works for 5 hours a day, how much amount would he earn by the end of 20 days?
Answer» Karan earns ₹ 11.26 for every hour he works in a day. If he works for 5 hours a day, how much amount would he earn by the end of 20 days?

Discussion

863.	Find the sum:38+78+68
Answer» Find the sum: $\frac{3}{8} + \frac{7}{8} + \frac{6}{8}$

Discussion

864.	If a man drives his vehicle at 25km/hr, he has to spend2/km on petrol. If he drives faster at a speed of 40km/hr, the petrol cost increases to5/km. He has100 to spend on petrol an travel within 1hr. Express this as LPP and solve.
Answer» If a man drives his vehicle at 25km/hr, he has to spend2/km on petrol. If he drives faster at a speed of 40km/hr, the petrol cost increases to5/km. He has100 to spend on petrol an travel within 1hr. Express this as LPP and solve.

Discussion

865.	remainder of a number is 3 and 2 when divided by 5 and 7 respectively.What will be the remainder of the same number when divided by 35 ?
Answer» remainder of a number is 3 and 2 when divided by 5 and 7 respectively.What will be the remainder of the same number when divided by 35 ?

Discussion

866.	Kiran buys 1 kg iron for Rs 12, but sells it for Rs 14.How much does she earn if she sells 32 kg of iron ?
Answer» Kiran buys 1 kg iron for Rs 12, but sells it for Rs 14.How much does she earn if she sells 32 kg of iron ?

Discussion

867.	If 'Today' is coded as 45897 , then 'Toad' can be encoded as ___
Answer» If 'Today' is coded as 45897 , then 'Toad' can be encoded as ___

Discussion

868.	Répondez aux questions suivantes.1. Quel âge avez - vous?2. Quel âge a votre père?3. Combien de sœurs/frères avez - vous?4. Quel âge a votre frère/votre sœur?5. Vous avez des amis?
Answer» Répondez aux questions suivantes. 1. Quel âge avez - vous? 2. Quel âge a votre père? 3. Combien de sœurs/frères avez - vous? 4. Quel âge a votre frère/votre sœur? 5. Vous avez des amis?

Discussion

869.	The place value of the highlighted digit in 18,26,403 is ___
Answer» The place value of the highlighted digit in 18,26,403 is ___

Discussion

870.	Babu purchased on 1st April, 2017, a machine for ₹ 6,000. On 1st October, 2017, he also purchased another machine for ₹ 5,000. On 1st October, 2018, he sold the machine purchased on 1st April, 2017 for ₹ 4,000.It was decided that Depreciation 10% p.a. was to be written off every year under Diminishing Balance Method.Assuming the accounts were closed on 31st March every year, show the Machinery Account for the years ended 31st March, 2018 and 2019.
Answer» Babu purchased on 1st April, 2017, a machine for ₹ 6,000. On 1st October, 2017, he also purchased another machine for ₹ 5,000. On 1st October, 2018, he sold the machine purchased on 1st April, 2017 for ₹ 4,000. It was decided that Depreciation 10% p.a. was to be written off every year under Diminishing Balance Method. Assuming the accounts were closed on 31st March every year, show the Machinery Account for the years ended 31st March, 2018 and 2019.

Discussion

871.	Y= log a base x (x>0, 00 , a>1), y=mod x, y=(mod x/x), y= box x, y=x, y=x2, y=x3 ,y=x4 .
Answer» Y= log a base x (x>0, 00 , a>1), y=mod x, y=(mod x/x), y= box x, y=x, y=x2, y=x3 ,y=x4 .

Discussion

872.	Solve: 196 × 312 =_____61152
Answer» Solve: 196 $\times$ 312 =_____ 61152

Discussion

873.	If the temperature is 2∘C, then it will be ____.
Answer» If the temperature is $2^{\circ} C$ , then it will be ____.

Discussion

874.	How would you confirm that a colourless liquid given to you is pure water?
Answer» How would you confirm that a colourless liquid given to you is pure water?

Discussion

875.	how to derive Vrms=sqrt(3RT/M
Answer» how to derive Vrms=sqrt(3RT/M

Discussion

876.

Use the joining words given below and join the sentences in Column A and B. or and so but because A B (i) I can sing well. I forgot to post it. (ii) She wore a raincoat. It was raining. (iii) We may go to Shimla. He was late to school. (iv) He wanted a book for his birthday. We may go to Darjeeling. (v) He missed the school bus. He wanted a football for his birthday. (vi) I wrote the letter. I can’t dance at all. eg: I wrote the letter but I forgot to post it.

Answer»

Use the joining words given below and join the sentences in Column A and B.

or

and

so

but

because

	A	B
(i)	I can sing well.	I forgot to post it.
(ii)	She wore a raincoat.	It was raining.
(iii)	We may go to Shimla.	He was late to school.
(iv)	He wanted a book for his birthday.	We may go to Darjeeling.
(v)	He missed the school bus.	He wanted a football for his birthday.
(vi)	I wrote the letter.	I can’t dance at all.

eg: I wrote the letter but I forgot to post it.

Discussion

877.	By rounding off 21.7 to nearest whole number would obtain .
Answer» By rounding off 21.7 to nearest whole number would obtain .

Discussion

878.	Choose the figure which would most closely resemble the unfolded form of Figure (Z).
Answer» Choose the figure which would most closely resemble the unfolded form of Figure $(Z) .$

Discussion

879.	Now, Sally poured those liters of lemonade into individual glasses and sold them, and each glass had a capacity of 9 fl oz. If she sold a total of 5400 mL of it then she would have sold glasses of lemonade.
Answer» Now, Sally poured those liters of lemonade into individual glasses and sold them, and each glass had a capacity of $9$ fl oz. If she sold a total of $5400$ mL of it then she would have sold glasses of lemonade.

Discussion

880.	Sara has designed the blades of a windmill as shown in the diagram above, the total area (in sq. cm) covered by the blades is. 56
Answer» Sara has designed the blades of a windmill as shown in the diagram above, the total area (in sq. cm) covered by the blades is. 56

Discussion

881.	If 18 dolls cost ₹720 then how many dolls can be bought for ₹480?
Answer» If 18 dolls cost ₹720 then how many dolls can be bought for ₹480?

Discussion

882.	500 ml+300 ml+400 ml+800 ml+900 ml+600 ml=.
Answer» $500 m l + 300 m l + 400 m l + 800 m l + 900 m l + 600 m l =$ .

Discussion

883.	Find the product of 23 and 334.
Answer» Find the product of $\frac{2}{3}$ and $3 \frac{3}{4}$ .

Discussion

884.	Which of the following can be folded into a cube?
Answer» Which of the following can be folded into a cube?

Discussion

885.

Following information is related to ABC Ltd.: STATEMMENT OF PROFIT AND LOSS for the year ended 31st March, 2019 Particulars ulars Note No. (₹) I. Revenue from Operations (Net Sales) 30,00,000 II. Other Income 1 45,000 III. Total Revenue (I + II) 30,45,000 IV. Expenses; (a) Purchases of Stock-in-Trade 23,03,000 (b) Change in Inventories of Stock-in-Trade 2 (16,000) (c) Depreciation and Amortisation Expenses 1,85,000 (d) Other Expenses 3 3,29,000 Total Expenses 28,01,000 V. Profit before Tax (III − IV) 2,44,000 VI. Less: Provision for Tax 64,000 VII. Profit after Tax (V – VI) 1,80,000 Notes to Accounts Particulars ₹ 1. Other Income (a) Dividend Received 5,000 (b) Gain (Profit) on Sale of Plant 40,000 45,000 2. Change in Inventories of Stock-in-Trade Opening Inventories 2,84,000 Less: Closing Inventories 3,00,000 (16,000) 3. Other Expenses (a) Office Expenses 58,000 (b) Selling Expenses 2,35,000 (c) Loss on Sale of Assets 36,000 3,29,000 Other Information: Balance as on 31st March, 2019 (₹) Balance as on 31st March, 2018 (₹) Trade Payables 2,78,000 2,50,000 Trade Receivables 4,52,000 4,15,000 Inventories 3,00,000 2,84,000 Office Expenses Outstanding ... 5,000 Selling Expenses Outstanding 25,000 22,000 Calculate Cash Flow from Operating Activities.

Answer» Following information is related to ABC Ltd.:

STATEMMENT OF PROFIT AND LOSS

for the year ended 31st March, 2019
Particulars ulars	Note No.	(₹)
I. Revenue from Operations (Net Sales)		30,00,000
II. Other Income	1	45,000
III. Total Revenue (I + II)		30,45,000
IV. Expenses;
(a) Purchases of Stock-in-Trade		23,03,000
(b) Change in Inventories of Stock-in-Trade	2	(16,000)
(c) Depreciation and Amortisation Expenses		1,85,000
(d) Other Expenses	3	3,29,000
Total Expenses		28,01,000
V. Profit before Tax (III − IV)		2,44,000
VI. Less: Provision for Tax		64,000
VII. Profit after Tax (V – VI)		1,80,000

Notes to Accounts

Particulars	₹
1. Other Income
(a) Dividend Received	5,000
(b) Gain (Profit) on Sale of Plant	40,000
	45,000
2. Change in Inventories of Stock-in-Trade
Opening Inventories	2,84,000
Less: Closing Inventories	3,00,000
	(16,000)
3. Other Expenses
(a) Office Expenses	58,000
(b) Selling Expenses	2,35,000
(c) Loss on Sale of Assets	36,000
	3,29,000

Other Information:	Balance as on 31st March, 2019 (₹)	Balance as on 31st March, 2018 (₹)
Trade Payables	2,78,000	2,50,000
Trade Receivables	4,52,000	4,15,000
Inventories	3,00,000	2,84,000
Office Expenses Outstanding	...	5,000
Selling Expenses Outstanding	25,000	22,000

Calculate Cash Flow from Operating Activities.

Discussion

886.	Punctuate the following sentences using capital letters, full stops (.) commas (,) question marks (?) apostrophe ( ' ) exclamation mark (!) wherever necessary.Disclaimer: Kindly refer the textbook for the image.dear samir,i am sending you a photograph of my newest pet frisky is a bulldog and a very playful puppy by next summer he should be old enough to go with us on our long walks i m sure you are looking forward to seeing him I know you will like himwarm regardssanju
Answer» Punctuate the following sentences using capital letters, full stops (.) commas (,) question marks (?) apostrophe ( ' ) exclamation mark (!) wherever necessary. Disclaimer: Kindly refer the textbook for the image. dear samir, i am sending you a photograph of my newest pet frisky is a bulldog and a very playful puppy by next summer he should be old enough to go with us on our long walks i m sure you are looking forward to seeing him I know you will like him warm regards sanju

Discussion

887.	46. A boy is cycling such that the the wheels of the cycle making 140 revolutions per minute. If the diameter of the wheels is 60 cm,then find the speed per hour which the boy is cycling.
Answer» 46. A boy is cycling such that the the wheels of the cycle making 140 revolutions per minute. If the diameter of the wheels is 60 cm,then find the speed per hour which the boy is cycling.

Discussion

888.	37 of 25 is equal to _____.
Answer» $\frac{3}{7} of \frac{2}{5} is equal to$ _____.

Discussion

889.	निम्नलिखित प्रश्न का उत्तर (25-30 शब्दों में) लिखिए − लोपसांग ने तंबू का रास्ता कैसे साफ़ किया?
Answer» निम्नलिखित प्रश्न का उत्तर (25-30 शब्दों में) लिखिए − लोपसांग ने तंबू का रास्ता कैसे साफ़ किया?

889.

निम्नलिखित प्रश्न का उत्तर (25-30 शब्दों में) लिखिए − लोपसांग ने तंबू का रास्ता कैसे साफ़ किया?

Answer»

निम्नलिखित प्रश्न का उत्तर (25-30 शब्दों में) लिखिए −

लोपसांग ने तंबू का रास्ता कैसे साफ़ किया?

Discussion

890.	The smallest 5 digit number formed by using the digits 0, 2, 1, 5, 7 only once, contains _________.
Answer» The smallest 5 digit number formed by using the digits 0, 2, 1, 5, 7 only once, contains _________.

Discussion

891.	13. If a/b+b/a=-1, then (a cube -b cube) =?
Answer» 13. If a/b+b/a=-1, then (a cube -b cube) =?

Discussion

892.	Which of the following place value charts show the product of the decimals 3.45 and 0.1?
Answer» Which of the following place value charts show the product of the decimals 3.45 and 0.1?

Discussion

893.	37.5 % as a decimal = ____
Answer» 37.5 $%$ as a decimal = ____

Discussion

894.	What is the volume (in cm3) of model below formed using cubes of volume 1 cm3?20
Answer» What is the volume (in ${cm}^{3}$ ) of model below formed using cubes of volume $1 {cm}^{3}$ ? 20

Discussion

895.	Evaluate the following:(27.076 + 0.55) - (0.004 + 8.08)
Answer» Evaluate the following: (27.076 + 0.55) - (0.004 + 8.08)

895.

Evaluate the following:(27.076 + 0.55) - (0.004 + 8.08)

Answer»

Evaluate the following:

(27.076 + 0.55) - (0.004 + 8.08)

Discussion

896.	Radius of circle is 1.754 cm what would be it's whole measurement ?
Answer» Radius of circle is 1.754 cm what would be it's whole measurement ?

Discussion

897.

The pie chart shows the favourite leisure time activities of 200 people living in India. What percentage of people prefer listening to music as their favourite leisure-time activity?

Answer»

The pie chart shows the favourite leisure time activities of 200 people living in India.

What percentage of people prefer listening to music as their favourite leisure-time activity?

Discussion

898.	Rashmi has ₹ 5555.5 in her wallet. She bought a saree for ₹ 555.5 and bought an umbrella for ₹ 55.5. She paid ₹ 5.5 to the auto driver for dropping her home. What will be the total amount of money left with her?
Answer» Rashmi has ₹ 5555.5 in her wallet. She bought a saree for ₹ 555.5 and bought an umbrella for ₹ 55.5. She paid ₹ 5.5 to the auto driver for dropping her home. What will be the total amount of money left with her?

Discussion

899.	The city folk who drove through the countryside hardly paid any heed to the roadside stand or to the people who ran it. If at all they did, it was to complain. Which lines bring this out? What was their complaint about?
Answer» The city folk who drove through the countryside hardly paid any heed to the roadside stand or to the people who ran it. If at all they did, it was to complain. Which lines bring this out? What was their complaint about?

Discussion

900.	The monthly income in a cafetaria is 10 × 10 × 10 × 10 × 10 × 10 dollars. Which of the following expresses this in exponent notation?
Answer» The monthly income in a cafetaria is 10 $\times$ 10 $\times$ 10 $\times$ 10 $\times$ 10 $\times$ 10 dollars. Which of the following expresses this in exponent notation?

Discussion

Explore topic-wise InterviewSolutions in .

What is the value of the expression shown by the following models?

solve the following by completing square method x2-3root2x+4=0

When the volume is given in ml so its SI unit should be mol/ml so why its mol/l

The height of Qutub Minar is 73 m. If boxes of 1 m height are stacked one above other, how many boxes should be stacked to make it equal to the height of Qutub Minar?

In figure, OB⊥OA, ∠AOC and ∠BOC are complementary angles . Find the value of x and hence find ∠AOC and ∠BOC. [3 MARKS]

The prime factorisation of q has 2 and 3 only and the HCF (q, 72) us 12. The number of values q can takes is

Arrange the given shapes in order such that the number of angles inside the shapes are in decreasing order.

Question 2Construct a triangle ABC in which BC=8 cm, ∠B=45∘ and AB−AC=3.5 cm.

A skirt costs ₹1300 and a shirt costs ₹1000. What is the total cost of both the items?

Robert decides to distribute 25 of his income equally to his 4 daughters. What fraction of the income will each daughter receive?

Challenge for the Bumper CarsEvaluate the expression:(16÷16)×(25−6×4)×[(8−5)×8+1]+17

Karan earns ₹ 11.26 for every hour he works in a day. If he works for 5 hours a day, how much amount would he earn by the end of 20 days?

Find the sum:38+78+68

If a man drives his vehicle at 25km/hr, he has to spend2/km on petrol. If he drives faster at a speed of 40km/hr, the petrol cost increases to5/km. He has100 to spend on petrol an travel within 1hr. Express this as LPP and solve.

remainder of a number is 3 and 2 when divided by 5 and 7 respectively.What will be the remainder of the same number when divided by 35 ?

Kiran buys 1 kg iron for Rs 12, but sells it for Rs 14.How much does she earn if she sells 32 kg of iron ?

If 'Today' is coded as 45897 , then 'Toad' can be encoded as ___

Répondez aux questions suivantes.1. Quel âge avez - vous?2. Quel âge a votre père?3. Combien de sœurs/frères avez - vous?4. Quel âge a votre frère/votre sœur?5. Vous avez des amis?

The place value of the highlighted digit in 18,26,403 is ___

Y= log a base x (x>0, 00 , a&gt;1), y=mod x, y=(mod x/x), y= box x, y=x, y=x2, y=x3 ,y=x4 .

Solve: 196 × 312 =_____61152

If the temperature is 2∘C, then it will be ____.

How would you confirm that a colourless liquid given to you is pure water?

how to derive Vrms=sqrt(3RT/M

By rounding off 21.7 to nearest whole number would obtain .

Choose the figure which would most closely resemble the unfolded form of Figure (Z).

Now, Sally poured those liters of lemonade into individual glasses and sold them, and each glass had a capacity of 9 fl oz. If she sold a total of 5400 mL of it then she would have sold glasses of lemonade.

Sara has designed the blades of a windmill as shown in the diagram above, the total area (in sq. cm) covered by the blades is. 56

If 18 dolls cost ₹720 then how many dolls can be bought for ₹480?

500 ml+300 ml+400 ml+800 ml+900 ml+600 ml=.

Find the product of 23 and 334.

Which of the following can be folded into a cube?

46. A boy is cycling such that the the wheels of the cycle making 140 revolutions per minute. If the diameter of the wheels is 60 cm,then find the speed per hour which the boy is cycling.

37 of 25 is equal to _____.

निम्नलिखित प्रश्न का उत्तर (25-30 शब्दों में) लिखिए − लोपसांग ने तंबू का रास्ता कैसे साफ़ किया?

The smallest 5 digit number formed by using the digits 0, 2, 1, 5, 7 only once, contains _________.

13. If a/b+b/a=-1, then (a cube -b cube) =?

Which of the following place value charts show the product of the decimals 3.45 and 0.1?

37.5 % as a decimal = ____

What is the volume (in cm3) of model below formed using cubes of volume 1 cm3?20

Evaluate the following:(27.076 + 0.55) - (0.004 + 8.08)

Radius of circle is 1.754 cm what would be it's whole measurement ?

The pie chart shows the favourite leisure time activities of 200 people living in India. What percentage of people prefer listening to music as their favourite leisure-time activity?

Rashmi has ₹ 5555.5 in her wallet. She bought a saree for ₹ 555.5 and bought an umbrella for ₹ 55.5. She paid ₹ 5.5 to the auto driver for dropping her home. What will be the total amount of money left with her?

The city folk who drove through the countryside hardly paid any heed to the roadside stand or to the people who ran it. If at all they did, it was to complain. Which lines bring this out? What was their complaint about?

The monthly income in a cafetaria is 10 × 10 × 10 × 10 × 10 × 10 dollars. Which of the following expresses this in exponent notation?

Y= log a base x (x>0, 00 , a>1), y=mod x, y=(mod x/x), y= box x, y=x, y=x2, y=x3 ,y=x4 .