16437 + Interview Questions in Mathematics Page 64 InterviewSolution

3151.	क्या तुमने कोई और ऐसी कहानी या कविता पढ़ी है जिसमें सूझबूझ से बिगड़ा काम बना हो, उसे अपनी कक्षा में सुनाओ।
Answer» क्या तुमने कोई और ऐसी कहानी या कविता पढ़ी है जिसमें सूझबूझ से बिगड़ा काम बना हो, उसे अपनी कक्षा में सुनाओ।

Discussion

3152.	Name the quadrilateral whose diagonals are equal and the adjacent sides are equal.
Answer» Name the quadrilateral whose diagonals are equal and the adjacent sides are equal.

Discussion

3153.	Pair the fractions with the correct images.
Answer» Pair the fractions with the correct images.

Discussion

3154.	P/T adj(kA)=k^{n-1}(adjA)
Answer» P/T adj(kA)=k^{n-1}(adjA)

Discussion

3155.	73 rounded off to the nearest ten is 70, because 73 is closer to 70 than to 80. But 76 is rounded off to
Answer» 73 rounded off to the nearest ten is 70, because 73 is closer to 70 than to 80. But 76 is rounded off to

Discussion

3156.	Which of the following is not meaningful?(a) XXIII(b) XII(c) XVV(d) XIV
Answer» Which of the following is not meaningful? (a) XXIII (b) XII (c) XVV (d) XIV

Discussion

3157.	x5y3x2y8 equals
Answer» $\frac{x^{5} y^{3}}{x^{2} y^{8}}$ equals

Discussion

3158.	Minimise Z=-50x+20ySubject to constraints:2x-y>=-53x+y>=32x-3y=0
Answer» Minimise Z=-50x+20y Subject to constraints: 2x-y>=-5 3x+y>=3 2x-3y<=12 x,y>=0

Discussion

3159.	Ria booked a cab at 10 pm. Due to peak hours the cab charged 2.5 times the normal fare. If the normal fare is ₹293.50. Find her total fare.
Answer» Ria booked a cab at 10 pm. Due to peak hours the cab charged 2.5 times the normal fare. If the normal fare is ₹293.50. Find her total fare.

Discussion

3160.	A man completes a work in 1 hour in his first attempt and in his second attempt he completes it in (1/4) of 1 hour. In his third attempt, he completes it in (4/5)th time of what he took in his second attempt. How long did he take to complete the work in his third attempt ? [3 MARKS]
Answer» A man completes a work in 1 hour in his first attempt and in his second attempt he completes it in (1/4) of 1 hour. In his third attempt, he completes it in (4/5)^thtime of what he took in his second attempt. How long did he take to complete the work in his third attempt ? [3 MARKS]

Discussion

3161.	Mala and Bala got 75 marks and 25 marks respectively in an examination. Find the ratio of the marks scored by Mala to the total marks obtained by both of them.
Answer» Mala and Bala got 75 marks and 25 marks respectively in an examination. Find the ratio of the marks scored by Mala to the total marks obtained by both of them.

Discussion

3162.	Find the smallest number which is divisible by the first four prime numbers. What is the highest common factor of the first four prime numbers? [3 MARKS]
Answer» Find the smallest number which is divisible by the first four prime numbers. What is the highest common factor of the first four prime numbers? [3 MARKS]

Discussion

3163.	If a dozen of bananas cost ₹ 24, while 10 apples cost ₹ 100, then how many times an apple is costlier than a banana?
Answer» If a dozen of bananas cost ₹ 24, while 10 apples cost ₹ 100, then how many times an apple is costlier than a banana?

Discussion

3164.	What's the winning percentage of 99 wins and 33 losses?
Answer» What's the winning percentage of 99 wins and 33 losses?

Discussion

3165.	Find the value of a if, 4a5=245
Answer» Find the value of a if, $4 \frac{a}{5} = \frac{24}{5}$

3165.

Find the value of a if, 4a5=245

Answer»

Find the value of a if,

$4 \frac{a}{5} = \frac{24}{5}$

Discussion

3166.	Simplest form of 648 would be
Answer» Simplest form of $\frac{6}{48}$ would be

Discussion

3167.	Question 4(d)Complete the table and by inspection of the table find the solution to the equation m - 7 = 3.m5678910111213⋯⋯m−7⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯
Answer» Question 4(d) Complete the table and by inspection of the table find the solution to the equation m - 7 = 3. $\begin{matrix} m & 5 & 6 & 7 & 8 & 9 & 10 & 11 & 12 & 13 & \dots & \dots m - 7 & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots \end{matrix}$

3167.

Question 4(d)Complete the table and by inspection of the table find the solution to the equation m - 7 = 3.m5678910111213⋯⋯m−7⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

Answer»

Question 4(d)

Complete the table and by inspection of the table find the solution to the equation m - 7 = 3.

$\begin{matrix} m & 5 & 6 & 7 & 8 & 9 & 10 & 11 & 12 & 13 & \dots & \dots m - 7 & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots \end{matrix}$

Discussion

3168.	Is the HCF of two numbers is divisor of last step which has zero remainder
Answer» Is the HCF of two numbers is divisor of last step which has zero remainder

Discussion

3169.	Which of follwoing image does not represent an improper fraction?
Answer» Which of follwoing image does not represent an improper fraction?

Discussion

3170.	Number of pulses needed to change the contents of a 8-bit up counter from10101100 to 00100111 (right most bit is the LSB) are _______ 123
Answer» Number of pulses needed to change the contents of a 8-bit up counter from10101100 to 00100111 (right most bit is the LSB) are _______ 123

Discussion

3171.	Mr Akash got a job at the age of 24 years and he got retired from the job at the age of 60 years. What fraction of his age till retirement was he in the job?
Answer» Mr Akash got a job at the age of 24 years and he got retired from the job at the age of 60 years. What fraction of his age till retirement was he in the job?

Discussion

3172.	Question 98State whether the statements are True or False.A quadrilateral has two diagonals.
Answer» Question 98 State whether the statements are True or False. A quadrilateral has two diagonals.

Discussion

3173.	In the following figure, the measure of angle C is:
Answer» In the following figure, the measure of angle C is:

3173.

In the following figure, the measure of angle C is:

Answer»

In the following figure, the measure of angle C is:

Discussion

3174.	Question 8D, E and F are the mid – points of the sides BC, CA and AB, respectively of an equilateral ΔABC, show that ΔDEF is also an equilateral triangle.
Answer» Question 8 D, E and F are the mid – points of the sides BC, CA and AB, respectively of an equilateral $Δ A B C$ , show that $Δ D E F$ is also an equilateral triangle.

Discussion

3175.	An plane is moving with a velocity u.itdrops a packet from a height h.The time t taken by the packet is in reaching the ground will be a) 2g/h b) 2u/g c)h/2g d)2h/g
Answer» An plane is moving with a velocity u.itdrops a packet from a height h.The time t taken by the packet is in reaching the ground will be a) 2g/h b) 2u/g c)h/2g d)2h/g

Discussion

3176.	हरिद्वार और उसके आस-पास के स्थानों की जानकारी प्राप्त कीजिए।
Answer» हरिद्वार और उसके आस-पास के स्थानों की जानकारी प्राप्त कीजिए।

Discussion

3177.	For the decimal number 0.6, choose the fractional form and the correct position on the measuring tape.
Answer» $For the decimal number 0.6, choose the$ $fractional form and the correct position$ $on the measuring tape.$

Discussion

3178.	In a cricket team tournament 16 teams participated. A sum of ₹8000 is to be awarded among themselves as prize money. If the last place team is awarded ₹275 in prize money and the award increases by the same amount for successive finishing places, then how much amount will the first place team receive?
Answer» In a cricket team tournament 16 teams participated. A sum of ₹8000 is to be awarded among themselves as prize money. If the last place team is awarded ₹275 in prize money and the award increases by the same amount for successive finishing places, then how much amount will the first place team receive?

Discussion

3179.	Question 58. Fill in the blanks using >,< or =. 1+2+3......(-1) + (-2) + (-3)
Answer» Question 58. Fill in the blanks using >,< or =. 1+2+3......(-1) + (-2) + (-3)

3179.

Question 58. Fill in the blanks using >,< or =. 1+2+3......(-1) + (-2) + (-3)

Answer»

Question 58.

Fill in the blanks using >,< or =.

1+2+3......(-1) + (-2) + (-3)

Discussion

3180.	Find the perimeter and area of the following shapes.?
Answer» Find the perimeter and area of the following shapes.?

Discussion

3181.	In a quadrilateral, if a pair of opposite sides is equal and parallel, then it is possibly a ___
Answer» In a quadrilateral, if a pair of opposite sides is equal and parallel, then it is possibly a ___

Discussion

3182.	If I sell 45th part of 10 apples, how many are left?
Answer» If I sell $\frac{4}{5} t h$ part of $10$ apples, how many are left?

Discussion

3183.	26∘C above 0∘C temperature and 13∘C below 0∘C temperature can be represented on the number line as-
Answer» 26 $^{\circ}$ C above 0 $^{\circ}$ C temperature and 13 $^{\circ}$ C below 0 $^{\circ}$ C temperature can be represented on the number line as-

3183.

26∘C above 0∘C temperature and 13∘C below 0∘C temperature can be represented on the number line as-

Answer»

26 $^{\circ}$ C above 0 $^{\circ}$ C temperature and 13 $^{\circ}$ C below 0 $^{\circ}$ C temperature can be represented on the number line as-

Discussion

3184.	1) In ΔABC, ∠BAC=60°. Now the side BC is produced to a point D. If the internal bisectors of ∠ABC and ∠ACD meet at a point E, then find ∠BEC.
Answer» 1) In ΔABC, ∠BAC=60°. Now the side BC is produced to a point D. If the internal bisectors of ∠ABC and ∠ACD meet at a point E, then find ∠BEC.

Discussion

3185.	The statement (in words) for "(12a+7+2b)−x=10" is:
Answer» The statement (in words) for $" (12 a + 7 + 2 b) - x = 10 "$ is:

Discussion

3186.	Pair of like fractions for the given fractions pair 34 and 56 is .
Answer» Pair of like fractions for the given fractions pair $\frac{3}{4}$ and $\frac{5}{6}$ is .

Discussion

3187.	If HCF and LCM of two numbers are 0.5 and 2.5 respectively and one of the numbers is 2.0, what is the other number?
Answer» If HCF and LCM of two numbers are 0.5 and 2.5 respectively and one of the numbers is 2.0, what is the other number?

Discussion

3188.	A shopkeeper has 204 eggs. He puts 12 egg in each egg tray. How many egg trays does he need?17
Answer» A shopkeeper has 204 eggs. He puts 12 egg in each egg tray. How many egg trays does he need? 17

Discussion

3189.	A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. What is the probability of the first marble being green and the second marble being yellow?
Answer» A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. What is the probability of the first marble being green and the second marble being yellow?

Discussion

3190.	Which of the following numbers is/are completely divisible by 9?
Answer» Which of the following numbers is/are completely divisible by 9?

Discussion

3191.	a and b are two positive integer such that the least prime factor of a is 3 and the least prime factor of b is 5. Then calculate the least prime factor of (a+b).
Answer» a and b are two positive integer such that the least prime factor of a is 3 and the least prime factor of b is 5. Then calculate the least prime factor of (a+b).

Discussion

3192.	Each interior angle of a regular polygon is five times of its each exterior angle. If the side of the given polygon is 8 cm, then the perimeter of the polygon is
Answer» Each interior angle of a regular polygon is five times of its each exterior angle. If the side of the given polygon is 8 cm, then the perimeter of the polygon is

Discussion

3193.	Choose an equivalent mixed fraction of the improper fraction 145.
Answer» Choose an equivalent mixed fraction of the improper fraction $\frac{14}{5}$ .

Discussion

3194.	If 9.75x=1.5, then x =
Answer» If $\frac{9.75}{x} = 1.5$ , then x =

Discussion

3195.	xy+2yz−3xz=2yz−( ___)
Answer» $x y + 2 y z - 3 x z = 2 y z -$ ( ___)

Discussion

3196.	Question 150 Fill in the blank to make the statement true. The HCF of two or more given numbers is the highest of their common ___.
Answer» Question 150 Fill in the blank to make the statement true. The HCF of two or more given numbers is the highest of their common ___.

3196.

Question 150 Fill in the blank to make the statement true. The HCF of two or more given numbers is the highest of their common ___.

Answer»

Question 150

Fill in the blank to make the statement true.
The HCF of two or more given numbers is the highest of their common ___.

Discussion

3197.	Question 08.Rashmi has a road map with a scale of 1 cm representing 18 km. She drives on a road for 72 km. What would be her distance covered in the map?
Answer» Question 08. Rashmi has a road map with a scale of 1 cm representing 18 km. She drives on a road for 72 km. What would be her distance covered in the map?

Discussion

3198.	Add 0.604 and 1.81 by converting them into fractions.
Answer» Add $0.604$ and $1.81$ by converting them into fractions.

Discussion

3199.	A train got derailed and 1114th of the length of the train was found off the track. If the length of the train was 322 m, find out what length of the train was found off the track? What length of the train was still on track? [4 MARKS]
Answer» A train got derailed and ${\frac{11}{14}}^{t h}$ of the length of the train was found off the track. If the length of the train was 322 m, find out what length of the train was found off the track? What length of the train was still on track? [4 MARKS]

Discussion

3200.	Sum of the probabilities of an event and its complement is .
Answer» Sum of the probabilities of an event and its complement is .

Discussion

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क्या तुमने कोई और ऐसी कहानी या कविता पढ़ी है जिसमें सूझबूझ से बिगड़ा काम बना हो, उसे अपनी कक्षा में सुनाओ।

Name the quadrilateral whose diagonals are equal and the adjacent sides are equal.

Pair the fractions with the correct images.

P/T adj(kA)=k^{n-1}(adjA)

73 rounded off to the nearest ten is 70, because 73 is closer to 70 than to 80. But 76 is rounded off to

Which of the following is not meaningful?(a) XXIII(b) XII(c) XVV(d) XIV

x5y3x2y8 equals

Minimise Z=-50x+20ySubject to constraints:2x-y>=-53x+y>=32x-3y=0

Ria booked a cab at 10 pm. Due to peak hours the cab charged 2.5 times the normal fare. If the normal fare is ₹293.50. Find her total fare.

A man completes a work in 1 hour in his first attempt and in his second attempt he completes it in (1/4) of 1 hour. In his third attempt, he completes it in (4/5)th time of what he took in his second attempt. How long did he take to complete the work in his third attempt ? [3 MARKS]

Mala and Bala got 75 marks and 25 marks respectively in an examination. Find the ratio of the marks scored by Mala to the total marks obtained by both of them.

Find the smallest number which is divisible by the first four prime numbers. What is the highest common factor of the first four prime numbers? [3 MARKS]

If a dozen of bananas cost ₹ 24, while 10 apples cost ₹ 100, then how many times an apple is costlier than a banana?

What's the winning percentage of 99 wins and 33 losses?

Find the value of a if, 4a5=245

Simplest form of 648 would be

Question 4(d)Complete the table and by inspection of the table find the solution to the equation m - 7 = 3.m5678910111213⋯⋯m−7⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

Is the HCF of two numbers is divisor of last step which has zero remainder

Which of follwoing image does not represent an improper fraction?

Number of pulses needed to change the contents of a 8-bit up counter from10101100 to 00100111 (right most bit is the LSB) are _______ 123

Mr Akash got a job at the age of 24 years and he got retired from the job at the age of 60 years. What fraction of his age till retirement was he in the job?

Question 98State whether the statements are True or False.A quadrilateral has two diagonals.

In the following figure, the measure of angle C is:

Question 8D, E and F are the mid – points of the sides BC, CA and AB, respectively of an equilateral ΔABC, show that ΔDEF is also an equilateral triangle.

An plane is moving with a velocity u.itdrops a packet from a height h.The time t taken by the packet is in reaching the ground will be a) 2g/h b) 2u/g c)h/2g d)2h/g

हरिद्वार और उसके आस-पास के स्थानों की जानकारी प्राप्त कीजिए।

For the decimal number 0.6, choose the fractional form and the correct position on the measuring tape.

Question 58. Fill in the blanks using &gt;,&lt; or =. 1+2+3......(-1) + (-2) + (-3)

Find the perimeter and area of the following shapes.?

In a quadrilateral, if a pair of opposite sides is equal and parallel, then it is possibly a ___

If I sell 45th part of 10 apples, how many are left?

26∘C above 0∘C temperature and 13∘C below 0∘C temperature can be represented on the number line as-

1) In ΔABC, ∠BAC=60°. Now the side BC is produced to a point D. If the internal bisectors of ∠ABC and ∠ACD meet at a point E, then find ∠BEC.

The statement (in words) for "(12a+7+2b)−x=10" is:

Pair of like fractions for the given fractions pair 34 and 56 is .

If HCF and LCM of two numbers are 0.5 and 2.5 respectively and one of the numbers is 2.0, what is the other number?

A shopkeeper has 204 eggs. He puts 12 egg in each egg tray. How many egg trays does he need?17

A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. What is the probability of the first marble being green and the second marble being yellow?

Which of the following numbers is/are completely divisible by 9?

a and b are two positive integer such that the least prime factor of a is 3 and the least prime factor of b is 5. Then calculate the least prime factor of (a+b).

Each interior angle of a regular polygon is five times of its each exterior angle. If the side of the given polygon is 8 cm, then the perimeter of the polygon is

Choose an equivalent mixed fraction of the improper fraction 145.

If 9.75x=1.5, then x =

xy+2yz−3xz=2yz−( ___)

Question 150 Fill in the blank to make the statement true. The HCF of two or more given numbers is the highest of their common ___.

Question 08.Rashmi has a road map with a scale of 1 cm representing 18 km. She drives on a road for 72 km. What would be her distance covered in the map?

Add 0.604 and 1.81 by converting them into fractions.

A train got derailed and 1114th of the length of the train was found off the track. If the length of the train was 322 m, find out what length of the train was found off the track? What length of the train was still on track? [4 MARKS]

Sum of the probabilities of an event and its complement is .

Question 58. Fill in the blanks using >,< or =. 1+2+3......(-1) + (-2) + (-3)