2685 + Interview Questions in Mathematics Page 15 InterviewSolution

701.	Which of the following is the correct flow for solving 521×72 using lattice method?
Answer» Which of the following is the correct flow for solving $521 \times 72$ using lattice method?

Discussion

702.	The following table shows the daily production of T. V. sets in an industry for 7 days of a week:DaysMondayTuesdayWednesdayThursdayFridaySaturdaySundayNumber of TV sets300400150250100350200Represent the above information by a pictograph.
Answer» The following table shows the daily production of T. V. sets in an industry for $7$ days of a week: $\begin{matrix} Days & Monday & Tuesday & Wednesday & Thursday & Friday & Saturday & Sunday Number of TV sets & 300 & 400 & 150 & 250 & 100 & 350 & 200 \end{matrix}$ Represent the above information by a pictograph.

702.

The following table shows the daily production of T. V. sets in an industry for 7 days of a week:DaysMondayTuesdayWednesdayThursdayFridaySaturdaySundayNumber of TV sets300400150250100350200Represent the above information by a pictograph.

Answer»

The following table shows the daily production of T. V. sets in an industry for $7$ days of a week:

$\begin{matrix} Days & Monday & Tuesday & Wednesday & Thursday & Friday & Saturday & Sunday Number of TV sets & 300 & 400 & 150 & 250 & 100 & 350 & 200 \end{matrix}$

Represent the above information by a pictograph.

Discussion

703.	The length of the boundary of a circle is called as its ___.
Answer» The length of the boundary of a circle is called as its ___.

Discussion

704.	Which of the following models represent the decimal 2.02?
Answer» Which of the following models represent the decimal 2.02?

Discussion

705.	Write 12 as a decimal.0.5
Answer» Write $\frac{1}{2}$ as a decimal. 0.5

Discussion

706.	What least number should be replaced by * so that the number 37610*2 is exactly divisible by 9 ?(a) 8(b) 7(c) 6(d) 5
Answer» What least number should be replaced by * so that the number 37610*2 is exactly divisible by 9 ? (a) 8 (b) 7 (c) 6 (d) 5

Discussion

707.

Looking at the pattern, fill in the gaps in the following; 2 3 4 – 5 6 8 –9 23 = 8 33 = = 64 = 63 = = = –729

Answer»

Looking at the pattern, fill in the gaps in the following;

2	3	4	– 5	6	8	–9
2³= 8	3³ = __	__ = 64	__ = __	6³= __	__ = __	__= –729

Discussion

708.	The length of a candle is 9 cm 5 mm. How can it be expressed only in mm?
Answer» The length of a candle is 9 cm 5 mm. How can it be expressed only in mm?

Discussion

709.	The playground in Edtown's Middle School has 5 units. 2 of these units are dedicated to a basketball court.What fraction of the ground can soccer be played on?
Answer» The playground in Edtown's Middle School has 5 units. 2 of these units are dedicated to a basketball court. What fraction of the ground can soccer be played on?

Discussion

710.	Charlie bought 4000 ml milk and added 3000 ml water in it. The amount of mixture of milk and water (in ml) is
Answer» Charlie bought 4000 ml milk and added 3000 ml water in it. The amount of mixture of milk and water (in ml) is

Discussion

711.	A train is running on the ciculAR TRACK of radius 1km at the radius of 36km per hour find the angle to the nearest minute thrrough which it will turn in 30 seconds?
Answer» A train is running on the ciculAR TRACK of radius 1km at the radius of 36km per hour find the angle to the nearest minute thrrough which it will turn in 30 seconds?

Discussion

712.	If for a sample of size 60, we have the following information ∑xi2=18000 and ∑xi=960, then the variance is(a) 6.63 (b) 16 (c) 22 (d) 44
Answer» If for a sample of size 60, we have the following information $\sum_{} x_{i}^{2} = 18000$ and $\sum_{} x_{i} = 960$ , then the variance is (a) 6.63 (b) 16 (c) 22 (d) 44

Discussion

713.	Remo walked 517 km and Lizy walked 617 km. How many km have they walked in total?
Answer» Remo walked $\frac{5}{17} k m$ and Lizy walked $\frac{6}{17} k m$ . How many $k m$ have they walked in total?

Discussion

714.	The second largest 5-digit number having the hundreds digit other than 9 and 7 is _____.
Answer» The second largest 5-digit number having the hundreds digit other than 9 and 7 is _____.

Discussion

715.	Ravi packed 12 boxes of sweets each weighing 200 grams. What is the total weight of sweets Ravi packed (in grams)?2400
Answer» Ravi packed 12 boxes of sweets each weighing 200 grams. What is the total weight of sweets Ravi packed (in grams)? 2400

Discussion

716.	Gangu is making sweets for a festival celebration. He has made a tray of 80 laddoos. If 4 laddoos are packed in each small box, are the sweets in the tray enough to pack 23 small boxes?
Answer» Gangu is making sweets for a festival celebration. He has made a tray of 80 laddoos. If 4 laddoos are packed in each small box, are the sweets in the tray enough to pack 23 small boxes?

Discussion

717.	What is the concept of virtual object ? How can an object be virtual ?
Answer» What is the concept of virtual object ? How can an object be virtual ?

Discussion

718.	Show that every positive even integer is of the form 2m and that every positive odd integer is of the form 2m+1 where m is some integer
Answer» Show that every positive even integer is of the form 2m and that every positive odd integer is of the form 2m+1 where m is some integer

Discussion

719.	After adding 113 to 73, we will get ______.
Answer» After adding $\frac{11}{3}$ to $\frac{7}{3}$ , we will get ______.

Discussion

720.	If a box can hold 29 sweets, then what is the best way to estimate the number of sweets in 4 boxes?
Answer» If a box can hold 29 sweets, then what is the best way to estimate the number of sweets in 4 boxes?

Discussion

721.	Zoey divides 35 chocolates equally among 3friends. How many chocolates are left over?
Answer» Zoey divides 35 chocolates equally among 3 friends. How many chocolates are left over?

Discussion

722.	How many minutes pass between 2 o'clock and quarter past 2?
Answer» How many minutes pass between 2 o'clock and quarter past 2?

Discussion

723.	The daily rainfall data recorded in a week is shown below. What is the total rainfall recorded on Thursday? (1 drop = 4 inches of rain)
Answer» The daily rainfall data recorded in a week is shown below. What is the total rainfall recorded on Thursday? (1 drop = 4 inches of rain)

Discussion

724.	A classroom has 20 students, seven of which are female. What fraction of girls are in a class?
Answer» A classroom has 20 students, seven of which are female. What fraction of girls are in a class?

Discussion

725.	If the cost of one sketchpad is ₹6, then how many sketchpads can I buy with ₹30 ?
Answer» If the cost of one sketchpad is ₹6, then how many sketchpads can I buy with ₹30 ?

Discussion

726.	What will be the diameter of a circle whose radius is 15 cm?
Answer» What will be the diameter of a circle whose radius is 15 cm?

Discussion

727.	4952−3466=
Answer» $4952 - 3466 =$

Discussion

728.	A bottle could hold 4000 ml of water, what could be the capacity of the bottle in litres ?4
Answer» A bottle could hold 4000 ml of water, what could be the capacity of the bottle in litres ? 4

Discussion

729.	By marking the distance, find the radius of the circle if the side of the square is 4 cm.
Answer» By marking the distance, find the radius of the circle if the side of the square is 4 cm.

Discussion

730.	32. x\| - \|y\| less than or equal to \|x +/- y\| less than or equal to \|x\| + \|y\|. Is it true or not?
Answer» 32. x\| - \|y\| less than or equal to \|x +/- y\| less than or equal to \|x\| + \|y\|. Is it true or not?

Discussion

731.	How to solve this by division rule of differentiation? x^3+2/x^2+1
Answer» How to solve this by division rule of differentiation? x^3+2/x^2+1

Discussion

732.	if A and B are two or positive integers such that a letter then become are then prove that one of the two numbers A + B by 2 and a minus b by 2 is odd and the other is even
Answer» if A and B are two or positive integers such that a letter then become are then prove that one of the two numbers A + B by 2 and a minus b by 2 is odd and the other is even

Discussion

733.	Alex went for running at 6 O'clock in morning. He came back at 7:45 am. Nearly how many hours does he spend on running?
Answer» Alex went for running at 6 O'clock in morning. He came back at 7:45 am. Nearly how many hours does he spend on running?

Discussion

734.	What is the least natural number you have to add to 1024 to get a multiple of 181?
Answer» What is the least natural number you have to add to 1024 to get a multiple of 181?

Discussion

735.	in the formula F=kqq\ast r2 should we take the value of q as +ve?
Answer» in the formula F=kqq\ast r2 should we take the value of q as +ve?

Discussion

736.	Olivia's age is a 1 digit number which is multiple of 2 and divisible by 4. Also she is elder than 5 years old. How old is she?
Answer» Olivia's age is a 1 digit number which is multiple of 2 and divisible by 4. Also she is elder than 5 years old. How old is she?

Discussion

737.	8×9=×9+6×9
Answer» $8 \times 9 =$ $\times 9 + 6 \times 9$

Discussion

738.	The total number of ways in which six '+' and four '–' signs can be arranged in aline such that no two '–' signs occur together is ___________.
Answer» The total number of ways in which six '+' and four '–' signs can be arranged in aline such that no two '–' signs occur together is ___________.

Discussion

739.	Noah has 8 toy cars and has a very clever way of naming them. He uses a different number for the different names of the cars as 3 6 9 12 ____ 18 ____ 24. Find the names of the 5th and 7th car.
Answer» Noah has $8$ toy cars and has a very clever way of naming them. He uses a different number for the different names of the cars as $3$ $6$ $9$ $12$ ____ $18$ ____ $24$ . Find the names of the $5^{th}$ and $7^{th}$ car.

Discussion

740.	Subtract -5308 from the sum [(-2100) +(-2001)].
Answer» Subtract -5308 from the sum [(-2100) +(-2001)].

Discussion

741.	(i) Find the difference between the successor of a number and the number itself.(ii) What is the successor of the largest four digit number?
Answer» (i) Find the difference between the successor of a number and the number itself. (ii) What is the successor of the largest four digit number?

Discussion

742.	Prepare Bank Reconciliation Statement as on 31st March, 2019 from the following particulars:(i) R's overdraft as per Pass Book ₹ 12,000 as on 31st March.(ii) On 30th March, cheques had been issued for ₹ 70,000 of which cheques amounting to ₹ 3,000 only had been encashed up to 31st March.(iii) Cheques amounting to ₹ 3,500 had been paid into the bank for collection but of these only ₹ 500 had been credited in the Pass Book.(iv) Bank has charged ₹ 500 as interest on overdraft and the intimation of which has been received on 2nd April, 2019.(v) Bank Pass Book shows credit for ₹ 1,000 representing ₹ 400 paid by debtor of R direct into the bank and ₹ 600 collected directly by the bank in respect of interest on R's investment. R had no knowledge of these items.(vi) A cheque for ₹ 200 has been debited in the bank column of Cash Book by R but it was not sent to the bank at all.
Answer» Prepare Bank Reconciliation Statement as on 31st March, 2019 from the following particulars: (i) R's overdraft as per Pass Book ₹ 12,000 as on 31st March. (ii) On 30th March, cheques had been issued for ₹ 70,000 of which cheques amounting to ₹ 3,000 only had been encashed up to 31st March. (iii) Cheques amounting to ₹ 3,500 had been paid into the bank for collection but of these only ₹ 500 had been credited in the Pass Book. (iv) Bank has charged ₹ 500 as interest on overdraft and the intimation of which has been received on 2nd April, 2019. (v) Bank Pass Book shows credit for ₹ 1,000 representing ₹ 400 paid by debtor of R direct into the bank and ₹ 600 collected directly by the bank in respect of interest on R's investment. R had no knowledge of these items. (vi) A cheque for ₹ 200 has been debited in the bank column of Cash Book by R but it was not sent to the bank at all.

Discussion

743.	Find the first three common multiples of 4 and 6.
Answer» Find the first three common multiples of 4 and 6.

Discussion

744.	49 Which of following is wrong?? _ABCABC has a void fraction of 0.26 _ABAB has. A void fraction of 0.32
Answer» 49 Which of following is wrong?? _ABCABC has a void fraction of 0.26 _ABAB has. A void fraction of 0.32

Discussion

745.	How many turns do we have to take to reach B from A ?
Answer» How many turns do we have to take to reach B from A ?

Discussion

746.	Imagine a system of units in which the unit of mass is 100 kg, length is 1 km and time is 1 minute. Then 1 joule in this system is equal to ___
Answer» Imagine a system of units in which the unit of mass is 100 kg, length is 1 km and time is 1 minute. Then 1 joule in this system is equal to ___

Discussion

747.	A clock is set to show correct time at 11am.The clock gains 12 min in 12 hours .What will be the true time when the watch indicates 1 PM on 6th day
Answer» A clock is set to show correct time at 11am.The clock gains 12 min in 12 hours .What will be the true time when the watch indicates 1 PM on 6th day

Discussion

748.	The fraction 3450 means ___ out of ___ parts.
Answer» The fraction $\frac{34}{50}$ means ___ out of ___ parts.

Discussion

749.	Zoya starts writing her essay at 11:35 am. She writes for 2 hours 37 minutes. At what time does Zoya finish her essay? Give the answer in 24 hour format.
Answer» Zoya starts writing her essay at 11:35 am. She writes for 2 hours 37 minutes. At what time does Zoya finish her essay? Give the answer in 24 hour format.

Discussion

750.	Jennifer drank 516 of a jar of juice, while Eric drank 316 of the juice. If Lewis drank the same as Eric, how much did they drink altogether?
Answer» Jennifer drank $\frac{5}{16}$ of a jar of juice, while Eric drank $\frac{3}{16}$ of the juice. If Lewis drank the same as Eric, how much did they drink altogether?

Discussion

Explore topic-wise InterviewSolutions in .

Which of the following is the correct flow for solving 521×72 using lattice method?

The following table shows the daily production of T. V. sets in an industry for 7 days of a week:DaysMondayTuesdayWednesdayThursdayFridaySaturdaySundayNumber of TV sets300400150250100350200Represent the above information by a pictograph.

The length of the boundary of a circle is called as its ___.

Which of the following models represent the decimal 2.02?

Write 12 as a decimal.0.5

What least number should be replaced by * so that the number 37610*2 is exactly divisible by 9 ?(a) 8(b) 7(c) 6(d) 5

Looking at the pattern, fill in the gaps in the following; 2 3 4 – 5 6 8 –9 23 = 8 33 = __ __ = 64 __ = __ 63 = __ __ = __ __= –729

The length of a candle is 9 cm 5 mm. How can it be expressed only in mm?

The playground in Edtown's Middle School has 5 units. 2 of these units are dedicated to a basketball court.What fraction of the ground can soccer be played on?

Charlie bought 4000 ml milk and added 3000 ml water in it. The amount of mixture of milk and water (in ml) is

A train is running on the ciculAR TRACK of radius 1km at the radius of 36km per hour find the angle to the nearest minute thrrough which it will turn in 30 seconds?

If for a sample of size 60, we have the following information ∑xi2=18000 and ∑xi=960, then the variance is(a) 6.63 (b) 16 (c) 22 (d) 44

Remo walked 517 km and Lizy walked 617 km. How many km have they walked in total?

The second largest 5-digit number having the hundreds digit other than 9 and 7 is _____.

Ravi packed 12 boxes of sweets each weighing 200 grams. What is the total weight of sweets Ravi packed (in grams)?2400

Gangu is making sweets for a festival celebration. He has made a tray of 80 laddoos. If 4 laddoos are packed in each small box, are the sweets in the tray enough to pack 23 small boxes?

What is the concept of virtual object ? How can an object be virtual ?

Show that every positive even integer is of the form 2m and that every positive odd integer is of the form 2m+1 where m is some integer

After adding 113 to 73, we will get ______.

If a box can hold 29 sweets, then what is the best way to estimate the number of sweets in 4 boxes?

Zoey divides 35 chocolates equally among 3friends. How many chocolates are left over?

How many minutes pass between 2 o'clock and quarter past 2?

The daily rainfall data recorded in a week is shown below. What is the total rainfall recorded on Thursday? (1 drop = 4 inches of rain)

A classroom has 20 students, seven of which are female. What fraction of girls are in a class?

If the cost of one sketchpad is ₹6, then how many sketchpads can I buy with ₹30 ?

What will be the diameter of a circle whose radius is 15 cm?

4952−3466=

A bottle could hold 4000 ml of water, what could be the capacity of the bottle in litres ?4

By marking the distance, find the radius of the circle if the side of the square is 4 cm.

32. x| - |y| less than or equal to |x +/- y| less than or equal to |x| + |y|. Is it true or not?

How to solve this by division rule of differentiation? x^3+2/x^2+1

if A and B are two or positive integers such that a letter then become are then prove that one of the two numbers A + B by 2 and a minus b by 2 is odd and the other is even

Alex went for running at 6 O'clock in morning. He came back at 7:45 am. Nearly how many hours does he spend on running?

What is the least natural number you have to add to 1024 to get a multiple of 181?

in the formula F=kqq\ast r2 should we take the value of q as +ve?

Olivia's age is a 1 digit number which is multiple of 2 and divisible by 4. Also she is elder than 5 years old. How old is she?

8×9=×9+6×9

The total number of ways in which six '+' and four '–' signs can be arranged in aline such that no two '–' signs occur together is ___________.

Noah has 8 toy cars and has a very clever way of naming them. He uses a different number for the different names of the cars as 3 6 9 12 ____ 18 ____ 24. Find the names of the 5th and 7th car.

Subtract -5308 from the sum [(-2100) +(-2001)].

(i) Find the difference between the successor of a number and the number itself.(ii) What is the successor of the largest four digit number?

Find the first three common multiples of 4 and 6.

49 Which of following is wrong?? _ABCABC has a void fraction of 0.26 _ABAB has. A void fraction of 0.32

How many turns do we have to take to reach B from A ?

Imagine a system of units in which the unit of mass is 100 kg, length is 1 km and time is 1 minute. Then 1 joule in this system is equal to ___

A clock is set to show correct time at 11am.The clock gains 12 min in 12 hours .What will be the true time when the watch indicates 1 PM on 6th day

The fraction 3450 means ___ out of ___ parts.

Zoya starts writing her essay at 11:35 am. She writes for 2 hours 37 minutes. At what time does Zoya finish her essay? Give the answer in 24 hour format.

Jennifer drank 516 of a jar of juice, while Eric drank 316 of the juice. If Lewis drank the same as Eric, how much did they drink altogether?

Looking at the pattern, fill in the gaps in the following; 2 3 4 – 5 6 8 –9 23 = 8 33 = = 64 = 63 = = = –729

Noah has 8 toy cars and has a very clever way of naming them. He uses a different number for the different names of the cars as 3 6 9 12 18 24. Find the names of the 5th and 7th car.

The fraction 3450 means _ out of _ parts.