16437 + Interview Questions in Mathematics Page 19 InterviewSolution

901.	Draw a rough sketch of a pentagon and draw its diagonals.
Answer» Draw a rough sketch of a pentagon and draw its diagonals.

Discussion

902.	A metal rod of length 438 m is subjected to the following changes.The final length of the rod will be
Answer» $A metal rod of length 4 \frac{3}{8} m is subjected to the following changes.$ $The final length of the rod will be$

Discussion

903.	A square is divided into 4 equal triangles. If 2 triangles are taken out, how many triangles are left?
Answer» A square is divided into 4 equal triangles. If 2 triangles are taken out, how many triangles are left?

Discussion

904.	Find the common factor of 18 and 39.
Answer» Find the common factor of $18$ and $39.$

Discussion

905.

Letters with numbers are given in the box. Pick up the letter under each number and replace the numbers by writing it in the blanks.1. The 241532323211017171615eats 4 1015 7 23.2. The 3 221223 eat 2415 3 9 2223.3. 4 9 22121615 is very 8 102011.4. 2326 7 7 1615 is very 4 3 15 7 . 3 14 8 11 16 2 24 21 9 13 5 20 7 A B C D E F G H I J K L M 22 10 17 1 15 23 12 26 19 4 25 18 6 N O P Q R S T U V W X Y Z

Answer» Letters with numbers are given in the box. Pick up the letter under each number and replace the numbers by writing it in the blanks.

1. The

\frac{}{24}

\frac{}{15} \frac{}{3}

\frac{}{23} \frac{}{23} \frac{}{21} \frac{}{10} \frac{}{17} \frac{}{17} \frac{}{16} \frac{}{15}

eats

\frac{}{4} \frac{}{10} \frac{}{15} \frac{}{7} \frac{}{23}

.

2. The

\frac{}{3} \frac{}{22} \frac{}{12} \frac{}{23}

eat

\frac{}{24} \frac{}{15} \frac{}{3} \frac{}{9} \frac{}{22} \frac{}{23}

.

3.

\frac{}{4} \frac{}{9} \frac{}{22} \frac{}{12} \frac{}{16} \frac{}{15}

is very

\frac{}{8} \frac{}{10} \frac{}{20} \frac{}{11}

.

4.

\frac{}{23} \frac{}{26} \frac{}{7} \frac{}{7} \frac{}{16} \frac{}{15}

is very

\frac{}{4} \frac{}{3} \frac{}{15} \frac{}{7}

.

3	14	8	11	16	2	24	21	9	13	5	20	7
A	B	C	D	E	F	G	H	I	J	K	L	M
22	10	17	1	15	23	12	26	19	4	25	18	6
N	O	P	Q	R	S	T	U	V	W	X	Y	Z

Discussion

906.	A book costs ₹67. How much amount do we need for 102 such books?
Answer» A book costs ₹67. How much amount do we need for 102 such books?

Discussion

907.	How is a circle different from a sphere ?
Answer» How is a circle different from a sphere ?

Discussion

908.	Arjun has a geometry box. Out of several equipment that are there, there are 2 set squares. He was thinking about the angles that could be constructed using those 2 set squares. He took 4 examples to work on which are given in the options below. Which of the following is impossible to draw using the given set squares?
Answer» Arjun has a geometry box. Out of several equipment that are there, there are 2 set squares. He was thinking about the angles that could be constructed using those 2 set squares. He took 4 examples to work on which are given in the options below. Which of the following is impossible to draw using the given set squares?

Discussion

909.	Use distributivity to solve 25×101.2525
Answer» $Use distributivity to solve 25 \times 101.$ 2525

Discussion

910.	6. What is bent overlapping?
Answer» 6. What is bent overlapping?

Discussion

911.	Ila read 25 pages of a book containing 100 pages and Lalita read 25of the same book. What can be concluded from this? (4 marks)
Answer» Ila read 25 pages of a book containing 100 pages and Lalita read $\frac{2}{5}$ of the same book. What can be concluded from this? (4 marks)

Discussion

912.	In case of two rectangular blocks, which of the following can be used to determine which one is larger ?
Answer» In case of two rectangular blocks, which of the following can be used to determine which one is larger ?

Discussion

913.	Find the value of the following:(a) 297 × 17 + 297 × 3 (b) 54279 × 92 + 8 × 54279(c) 81265 × 169 − 81265 × 69 (d) 3845 × 5 × 782 + 769 × 25 × 218
Answer» Find the value of the following: (a) 297 × 17 + 297 × 3 (b) 54279 × 92 + 8 × 54279 (c) 81265 × 169 − 81265 × 69 (d) 3845 × 5 × 782 + 769 × 25 × 218

913.

Find the value of the following:(a) 297 × 17 + 297 × 3 (b) 54279 × 92 + 8 × 54279(c) 81265 × 169 − 81265 × 69 (d) 3845 × 5 × 782 + 769 × 25 × 218

Answer»

Find the value of the following:

(a) 297 × 17 + 297 × 3 (b) 54279 × 92 + 8 × 54279

(c) 81265 × 169 − 81265 × 69 (d) 3845 × 5 × 782 + 769 × 25 × 218

Discussion

914.	If the cost of 525 litres of milk is ₹10114, then the cost per litre is .
Answer» If the cost of $5 \frac{2}{5}$ litres of milk is ₹ $101 \frac{1}{4}$ , then the cost per litre is .

Discussion

915.	Construct ∆ PQR, in which ∠Q = 70°, ∠R = 80° and PQ + QR + PR = 9.5 cm.
Answer» Construct $∆$ PQR, in which $∠$ Q = $70^{°}$ , $∠$ R = $80^{°}$ and PQ + QR + PR = 9.5 cm.

Discussion

916.	The angle which is equal to its supplement (in degrees) is ___ .
Answer» The angle which is equal to its supplement (in degrees) is ___ .

Discussion

917.	Can you now find the parts represented by these percent?(i) (ii) (iii) (iv) (v) (vi)
Answer» Can you now find the parts represented by these percent? (i) (ii) (iii) (iv) (v) (vi)

917.

Can you now find the parts represented by these percent?(i) (ii) (iii) (iv) (v) (vi)

Answer»

Can you now find the parts represented by these percent?

(i)

(ii)

(iii)

(iv)

(v)

(vi)

Discussion

918.	Question 118A rectangular examination hall having seats for 500 candidates has to be built so, as to allow 4 cubic metres of air and 0.5 square metres of floor area per candidate. If the length of hall be 25m, find the height and breadth of the hall.
Answer» Question 118 A rectangular examination hall having seats for 500 candidates has to be built so, as to allow 4 cubic metres of air and 0.5 square metres of floor area per candidate. If the length of hall be 25m, find the height and breadth of the hall.

918.

Question 118A rectangular examination hall having seats for 500 candidates has to be built so, as to allow 4 cubic metres of air and 0.5 square metres of floor area per candidate. If the length of hall be 25m, find the height and breadth of the hall.

Answer»

Question 118

A rectangular examination hall having seats for 500 candidates has to be built so, as to allow 4 cubic metres of air and 0.5 square metres of floor area per candidate. If the length of hall be 25m, find the height and breadth of the hall.

Discussion

919.	Prime factorization of 18 is .
Answer» Prime factorization of 18 is .

Discussion

920.	To represent and name the point, we require only alphabet.
Answer» To represent and name the point, we require only alphabet.

Discussion

921.	The polynomial representing the number pattern 5, 9, 13, 17... is (x being a natural number)
Answer» The polynomial representing the number pattern 5, 9, 13, 17... is (x being a natural number)

Discussion

922.	Write (i) the smallest (ii) the largest 6 digit numbers having four different digits.
Answer» Write (i) the smallest (ii) the largest 6 digit numbers having four different digits.

Discussion

923.	Tanya represented some of the frequencies in tally marks as shown below,Which of the following is correct representation by Tanya?
Answer» Tanya represented some of the frequencies in tally marks as shown below, Which of the following is correct representation by Tanya?

Discussion

924.	आपको कई बार लगता होगा कि आप कई छोटे-मोटे काम (जैसे-घर की पुताई, दूध दुहना, खाट बुनना) करना चाहें तो कर सकते हैं। ऐसे कामों की सूची बनाइए, जिन्हें आप चाहकर भी नहीं सीख पाते। इसके क्या कारण रहे होंगे? उन कामों की सूची भी बनाइए, जिन्हें आप सीखकर ही छोड़ेंगे।
Answer» आपको कई बार लगता होगा कि आप कई छोटे-मोटे काम (जैसे-घर की पुताई, दूध दुहना, खाट बुनना) करना चाहें तो कर सकते हैं। ऐसे कामों की सूची बनाइए, जिन्हें आप चाहकर भी नहीं सीख पाते। इसके क्या कारण रहे होंगे? उन कामों की सूची भी बनाइए, जिन्हें आप सीखकर ही छोड़ेंगे।

Discussion

925.

There are two shops that sell mobile phones of different price range and the data is given below. Mobile Price Range ($) Shop A Shop B 400−500500−600600−700700−800800−900123342232374122394166329187322How many mobile phones are sold by both the shops in price range $500−$700 in total?

Answer»

There are two shops that sell mobile phones of different price range and the data is given below.

Mobile Price Range ( $$$ )
Shop A
Shop B

$400 - 500$
$500 - 600$
$600 - 700$
$700 - 800$
$800 - 900$

$123$	$342$
$232$	$374$
$122$	$394$
$166$	$329$
$187$	$322$

How many mobile phones are sold by both the shops in price range

$ 500 - $ 700

in total?

Discussion

926.	315x−1=3x+13x−1
Answer» $3^{15 x - 1} = \frac{3^{x + 1}}{3^{x - 1}}$

Discussion

927.	Question 6(i)Form expressions using t and 4. Don't use more than one operator. Every expression must have t in it.
Answer» Question 6(i) Form expressions using t and 4. Don't use more than one operator. Every expression must have t in it.

927.

Question 6(i)Form expressions using t and 4. Don't use more than one operator. Every expression must have t in it.

Answer»

Question 6(i)

Form expressions using t and 4. Don't use more than one operator. Every expression must have t in it.

Discussion

928.	Question 9 (d) For the following statement write True (T) or False (F). If the statement is false, correct the statement: –26 is larger than –25.
Answer» Question 9 (d) For the following statement write True (T) or False (F). If the statement is false, correct the statement: –26 is larger than –25.

928.

Question 9 (d) For the following statement write True (T) or False (F). If the statement is false, correct the statement: –26 is larger than –25.

Answer»

Question 9 (d)

For the following statement write True (T) or False (F). If the statement is false, correct the statement:

–26 is larger than –25.

Discussion

929.	Which of the following is the largest two-digit multiple of 19?
Answer» Which of the following is the largest two-digit multiple of 19?

Discussion

930.	in how many ways can the letters of the word PATLIPUTRA be arranged,so that the relative order of vowels are consonants do not alte
Answer» in how many ways can the letters of the word PATLIPUTRA be arranged,so that the relative order of vowels are consonants do not alte

Discussion

931.	Find the HCF of 160, 165, 305
Answer» Find the HCF of 160, 165, 305

Discussion

932.	Why addition and multiplication follow the property of closure, but subtraction and division not? Explain with examples. [2 MARKS]
Answer» Why addition and multiplication follow the property of closure, but subtraction and division not? Explain with examples. [2 MARKS]

Discussion

933.	What is simple way to doing algebra ?
Answer» What is simple way to doing algebra ?

Discussion

934.	Perimeter is not valid for
Answer» Perimeter is not valid for

Discussion

935.	When do I use the formula MV =M1V1-M2V2 and NV\:= N1V1-N2V2
Answer» When do I use the formula MV =M1V1-M2V2 and NV\:= N1V1-N2V2

Discussion

936.	मूकसिनेमामेंसंवादनहींहोते,उसमेंदैहिकअभिनयकीप्रधानताहोतीहै।पर,जबसिनेमाबोलनेलगाउसमेंअनेकपरिवर्तनहुए।उनपरिवर्तनोंकोअभिनेता,दर्शकऔरकुछतकनीकीदृष्टिसेपाठकाआधारलेकरखोजें,साथहीअपनीकल्पनाकाभीसहयोगलें।
Answer» मूक सिनेमा में संवाद नहीं होते, उसमें दैहिक अभिनय की प्रधानता होती है। पर, जब सिनेमा बोलने लगा उसमें अनेक परिवर्तन हुए। उन परिवर्तनों को अभिनेता, दर्शक और कुछ तकनीकी दृष्टि से पाठ का आधार लेकर खोजें, साथ ही अपनी कल्पना का भी सहयोग लें।

Discussion

937.	what is the meaning of symbol ! in mathematics
Answer» what is the meaning of symbol ! in mathematics

Discussion

938.	प्रकृति उस अनंत और विराट स्वरूप को देखकर लेखिका को कैसी अनुभूति होती है?
Answer» प्रकृति उस अनंत और विराट स्वरूप को देखकर लेखिका को कैसी अनुभूति होती है?

Discussion

939.	Complete the other half of the following figures such that the dotted line is the line of Symmetry.
Answer» Complete the other half of the following figures such that the dotted line is the line of Symmetry.

Discussion

940.	What is the coefficient of x in the expression 5+x?
Answer» What is the coefficient of $x$ in the expression $5 + x ?$

Discussion

941.	Why we can't divide any number by a negative number?
Answer» Why we can't divide any number by a negative number?

Discussion

942.	Question 8(b)In a year, Seema earns Rs 1,50,000 and saves Rs 50,000. Find the ratio of:Money that she saved to the money she spent.
Answer» Question 8(b) In a year, Seema earns Rs 1,50,000 and saves Rs 50,000. Find the ratio of: Money that she saved to the money she spent.

942.

Question 8(b)In a year, Seema earns Rs 1,50,000 and saves Rs 50,000. Find the ratio of:Money that she saved to the money she spent.

Answer»

Question 8(b)

In a year, Seema earns Rs 1,50,000 and saves Rs 50,000. Find the ratio of:

Money that she saved to the money she spent.

Discussion

943.	Find the value of 347×225×134.
Answer» Find the value of $3 \frac{4}{7} \times 2 \frac{2}{5} \times 1 \frac{3}{4} .$

Discussion

944.	Solve the following .In an orchard, there are 128 mango trees in 8 rows. If all the rows have an equal number of trees, how many trees would there be in 13 rows?
Answer» Solve the following . In an orchard, there are 128 mango trees in 8 rows. If all the rows have an equal number of trees, how many trees would there be in 13 rows?

Discussion

945.	The figure formed by joining the mid-points of the sides of a quadrilateral ABCD, taken in order, is a square only if, diagonals of ABCD are ___________ and _________.
Answer» The figure formed by joining the mid-points of the sides of a quadrilateral ABCD, taken in order, is a square only if, diagonals of ABCD are ___________ and _________.

Discussion

946.	Make up as many expressions with numbers (no variables) as you can from three numbers 5, 7 and 8. Every number should be used not more than once. Use only addition, subtraction and multiplication. (Hint: Three possible expressions are 5 + (8 − 7), 5 − (8 − 7), (5 × 8) + 7; make the other expressions.)
Answer» Make up as many expressions with numbers (no variables) as you can from three numbers 5, 7 and 8. Every number should be used not more than once. Use only addition, subtraction and multiplication. (Hint: Three possible expressions are 5 + (8 − 7), 5 − (8 − 7), (5 × 8) + 7; make the other expressions.)

946.

Make up as many expressions with numbers (no variables) as you can from three numbers 5, 7 and 8. Every number should be used not more than once. Use only addition, subtraction and multiplication. (Hint: Three possible expressions are 5 + (8 − 7), 5 − (8 − 7), (5 × 8) + 7; make the other expressions.)

Answer»

Make up as
many expressions with numbers (no variables) as you can from three
numbers 5, 7 and 8. Every number should be used not more than once.
Use only addition, subtraction and multiplication.

(Hint: Three possible expressions are 5 + (8 − 7), 5 − (8
− 7), (5 × 8) + 7;

make the
other expressions.)

Discussion

947.	Find the minimum value of x, if 5x+8≥3x.
Answer» Find the minimum value of $x,$ if $5 x + 8 \geq 3 x .$

Discussion

948.	If three positive numbers a,b and c are in A.P such that abc =8,then the minimum possible value of b is:
Answer» If three positive numbers a,b and c are in A.P such that abc =8,then the minimum possible value of b is:

Discussion

949.	prove that If a,b,c are natural numbers such that c divides ab and c & a are co-prime then c divides b.
Answer» prove that If a,b,c are natural numbers such that c divides ab and c & a are co-prime then c divides b.

Discussion

950.	If y1=x2; y2=x2−4, then the graph of y1 as solid line curve and the graph of y2 as a dashed line curve is denoted by which of the following figures appropriately:
Answer» If $y_{1} = x^{2}; y_{2} = x^{2} - 4$ , then the graph of $y_{1}$ as solid line curve and the graph of $y_{2}$ as a dashed line curve is denoted by which of the following figures appropriately:

Discussion

Explore topic-wise InterviewSolutions in .

Draw a rough sketch of a pentagon and draw its diagonals.

A metal rod of length 438 m is subjected to the following changes.The final length of the rod will be

A square is divided into 4 equal triangles. If 2 triangles are taken out, how many triangles are left?

Find the common factor of 18 and 39.

A book costs ₹67. How much amount do we need for 102 such books?

How is a circle different from a sphere ?

Use distributivity to solve 25×101.2525

6. What is bent overlapping?

Ila read 25 pages of a book containing 100 pages and Lalita read 25of the same book. What can be concluded from this? (4 marks)

In case of two rectangular blocks, which of the following can be used to determine which one is larger ?

Find the value of the following:(a) 297 × 17 + 297 × 3 (b) 54279 × 92 + 8 × 54279(c) 81265 × 169 − 81265 × 69 (d) 3845 × 5 × 782 + 769 × 25 × 218

If the cost of 525 litres of milk is ₹10114, then the cost per litre is .

Construct ∆ PQR, in which ∠Q = 70°, ∠R = 80° and PQ + QR + PR = 9.5 cm.

The angle which is equal to its supplement (in degrees) is ___ .

Can you now find the parts represented by these percent?(i) (ii) (iii) (iv) (v) (vi)

Question 118A rectangular examination hall having seats for 500 candidates has to be built so, as to allow 4 cubic metres of air and 0.5 square metres of floor area per candidate. If the length of hall be 25m, find the height and breadth of the hall.

Prime factorization of 18 is .

To represent and name the point, we require only alphabet.

The polynomial representing the number pattern 5, 9, 13, 17... is (x being a natural number)

Write (i) the smallest (ii) the largest 6 digit numbers having four different digits.

Tanya represented some of the frequencies in tally marks as shown below,Which of the following is correct representation by Tanya?

There are two shops that sell mobile phones of different price range and the data is given below. Mobile Price Range ($) Shop A Shop B 400−500500−600600−700700−800800−900123342232374122394166329187322How many mobile phones are sold by both the shops in price range $500−$700 in total?

315x−1=3x+13x−1

Question 6(i)Form expressions using t and 4. Don't use more than one operator. Every expression must have t in it.

Question 9 (d) For the following statement write True (T) or False (F). If the statement is false, correct the statement: –26 is larger than –25.

Which of the following is the largest two-digit multiple of 19?

in how many ways can the letters of the word PATLIPUTRA be arranged,so that the relative order of vowels are consonants do not alte

Find the HCF of 160, 165, 305

Why addition and multiplication follow the property of closure, but subtraction and division not? Explain with examples. [2 MARKS]

What is simple way to doing algebra ?

Perimeter is not valid for

When do I use the formula MV =M1V1-M2V2 and NV\:= N1V1-N2V2

what is the meaning of symbol ! in mathematics

प्रकृति उस अनंत और विराट स्वरूप को देखकर लेखिका को कैसी अनुभूति होती है?

Complete the other half of the following figures such that the dotted line is the line of Symmetry.

What is the coefficient of x in the expression 5+x?

Why we can't divide any number by a negative number?

Question 8(b)In a year, Seema earns Rs 1,50,000 and saves Rs 50,000. Find the ratio of:Money that she saved to the money she spent.

Find the value of 347×225×134.

Solve the following .In an orchard, there are 128 mango trees in 8 rows. If all the rows have an equal number of trees, how many trees would there be in 13 rows?

The figure formed by joining the mid-points of the sides of a quadrilateral ABCD, taken in order, is a square only if, diagonals of ABCD are ___________ and _________.

Find the minimum value of x, if 5x+8≥3x.

If three positive numbers a,b and c are in A.P such that abc =8,then the minimum possible value of b is:

prove that If a,b,c are natural numbers such that c divides ab and c & a are co-prime then c divides b.

If y1=x2; y2=x2−4, then the graph of y1 as solid line curve and the graph of y2 as a dashed line curve is denoted by which of the following figures appropriately:

The figure formed by joining the mid-points of the sides of a quadrilateral ABCD, taken in order, is a square only if, diagonals of ABCD are ___ and _.