8677 + Interview Questions in Maths in Class 14 Page 77 InterviewSolution

3801.	Equal amounts of a each ₹ 43892 is lend to two persons for 3 years One @ 30% SI and second @ 30% CI annually. By how much per cent the CI is greater than the simple interest received in this 3 years duration?
Answer» `23%` `33%` `33.33%` NONE of these Answer :B

Discussion

3802.	Find the value of m that satisfy the inequationm+3sqrtm-4gt0.
Answer» `mle-4` and `mge1` `mgt1` `(-OO,-4)UU(1,oo)` `(-oo,16]uu[1,oo)` Answer :B

Discussion

3803.	If a sequence is as given below : 1,1,2,3,5,8,13,21,34,…. The unit digit of the sum of the 88th and 89th term of the same sequence will be :
Answer» 5 2 0 none of these ANSWER :C

Discussion

3804.	Find the nature of the roots of the quadratic equation (a-b)x^2+(b-c)x+(c-a)=0 without really knowing the exact values of the roots.
Answer» (A) RATIONAL (B) IRRATIONAL (C) Non-real (D) Both (a) and (b) ANSWER :A

Discussion

3805.	The leastnumber which when increased by 5 is divisible by each one of 24, 32, 36 and54 is(a)427 (b) 859 (c) 869 (d) 4320
Answer» 869 859 571 427 Answer :C

Discussion

3806.	King Dashratha of Ayodhya on his birthday decided to offer 100 coins of gold among his 4 sons and 3 wives. The denomiantion of each coin is Rs. 1 . He put all the 100 coins in 7 bags in such a way that by taking a proper combination of various bags any integral sum (i.e. Rs. 1,2,3,4,...100) can be obtained and it is known that the only whole sum of any bag can be taken . In the previous problem(number 12), if the people who had botained the coins equal to odd powers of 2 (i.e. 2^1 , 2^3, 2^5,... etc) can not combine their money with any any other . The maximum how many different sums can be made ?
Answer» 51 28 31 158 Answer :C

Discussion

3807.	King Dashratha of Ayodhya on his birthday decided to offer 100 coins of gold among his 4 sons and 3 wives. The denomiantion of each coin is Rs. 1 . He put all the 100 coins in 7 bags in such a way that by taking a proper combination of various bags any integral sum (i.e. Rs. 1,2,3,4,...100) can be obtained and it is known that the only whole sum of any bag can be taken . If the king also included Hanuman another 8th candidate, this occassion and distributed 200 coins in similar fashions, so that teh combination of two or more person's coin couldany integral sum from 1 to 200, then what was the maximum amount (in Rs.)that anybody had received ?
Answer» 128 73 37 64 Answer :B

Discussion

3808.	What profit/loss percent did ravi earn, if he purchased an item of 5600 and sold it at three fourth of its cost price?
Answer» LOSS of 20% Gain of 25% NEITHER gain nor loss None of these Answer :C

Discussion

3809.	If 3/5 th oif a cistern is filled in 30 minutes, how much more time will be required to fill the rest of it?
Answer» 50 minutes 20 minutes 15 minutes 45 minutes Answer :B

Discussion

3810.	What will be the 33rd terms of the sequences 1,7, 25,79,…?
Answer» `33^3 - 1` `3^(33)-2` `3(33^(3)-2)` NONE of these Answer :B

Discussion

3811.	The sum of three consecutive odd numbers is 93. The smallest number is:
Answer» a. 29 b. 31 C. 37 d. NONE of these Answer :C

Discussion

3812.	The diagonals of a rhombus are 12 cm and 16 cm respectively.The length of one side is- एक समचतुर्भुज के विकण क्रमश: 12 सेमी तथा 16 सेमी हैं। सकी एक भुजा की लम्बाई कितनी होगी?
Answer» a. 10cm B.12cm c. 9cm d. can't be determined Answer :B

Discussion

3813.	The sum of income of A, B and C is Rs. 72000. A, B and C spends 80% , 85% and 75% of his income. The ratio of their saving is 8 : 9 : 20. Find the income of A.
Answer» ANSWER :Rs.16000

Discussion

3814.	Triangle ABC is a right angled traingle at B. If angle A= 60degree, then what is the value of Cot C?
Answer» a. √2 b. 1/√3 C. √3 d. NONE of these Answer :C

Discussion

3815.	In triangle ABC, angle A= 64degree. If I is the incentre of the triangle, then the measure of angle BIC is:
Answer» a. 122degree b. 120degree c. 128degree d. 32degree Answer :A

Discussion

3816.	Mark (a) if function is one - one and into Mark (b) if function is one - one but notinto Mark (c) if function is neitherone - one nor into Mark (d) if function is notone - one but into f(x)=x^(2) f:RrarrR
Answer» ANSWER :C

Discussion

3817.	Mark (a) if function is one - one and intoMark (b) if function is one - one but not intoMark (c) if function is neither one - one nor intoMark (d) if function is not one - one but into f(x)=x^(2) f:RrarrR^(+)uu{0}
Answer» ANSWER :D

Discussion

3818.	Mark (a) if function is one - one and into Mark (b) if function is one - one and notinto Mark (c) if function is not one - one and into Mark (d) if function is not one - one and notinto f(x)=x^(2) f:R^(+)rarrR^(+)
Answer» ANSWER :B

Discussion

3819.	Shahrukh takes 4 min to cover the same distance for which urmila takes 6 min 30 sec.What is the ratio of distance covered by Shahrukh and urmila in the race of 2.6 km and by what distance shahrukh wins over urmila?
Answer» ANSWER :1 KM

Discussion

3820.	factorize the following numbers into the prime factors 157573
Answer» SOLUTION :`13xx17xx23xx31`

Discussion

3821.	An examinee is required to answer six questions out of twelve questions which are divided into two groups each containing six questions and he is not permitted to answer more than four questions from any group. In how many ways can he answer six questions?
Answer» 750 850 580 570 Answer :B

Discussion

3822.	A certain-job was assigned to a group of men to do in 20 days. But 12 men did not turn up for the job and remaining men did the job in 32 days. The original number of men in the group was :
Answer» 32 36 42 40 Answer :A

Discussion

3823.	If the length of the side PQ of the rhombus PQRS is 6 cm and anglePQR = 120^(@), then the length of QS, in cm, is
Answer» 4 6 3 5 Answer :B

Discussion

3824.	Solve \|x^2+4x+3\|+2x+5=0.
Answer» `(-1+sqrt3,-1-sqrt3)` `[-2,(-1+sqrt3)]` `[-4,(-1-sqrt3)]` NONE of these Answer :C

Discussion

3825.	If 24AB4 is divisible by 99, then A xx B is :
Answer» 25 30 20 15 Answer :D

Discussion

3826.	The product of 174 and 26 is 4524.
Answer» SOLUTION :The digital sum of 174 and 26 is 8. The product of digital sums 3 and 8 is 6. The digital sum of 4524 is 6. therefor the digital sum of `17 xx 26` = Digital sum of 4524

Discussion

3827.	If m the number of ways in which we can arrange 3 letters of the word SUDESH then m/36 is
Answer» `1/2(2^100 - ^100C_50)` `2^49` `2^100 - 2^51` `2^99 + 1/2(^100C_50)` ANSWER :D

Discussion

3828.	Monthly incomes of A and B are in the ratio of 4:3 and their savings are in the ratio of 3:2. If the expenditure of each will be Rs. 600, then the monthly incomes of each are:
Answer» 1800,2400 2400,1600 2400,1800 1600,1200 Answer :C

Discussion

3829.	The supplement of 123^(@)45' is :
Answer» `56^@55'` `56^@15'` `55^@56'` NONE of the above Answer :B

Discussion

3830.	What should come in place of the question mark(?) inthe following questions? ( 5 xx 6)^2(9 xx 6)/(4 xx 6)= ?
Answer» a.2025 b.2505 c.2055 d.2502 Answer :D

Discussion

3831.	If a+b+c= 0, then ((a+b)/(c ) + (b+c)/(a) + (c+ a)/(b)) ((c )/(a+b) + (b)/(a+c) + (a)/(b+c))= ?
Answer» ANSWER :9

Discussion

3832.	Meera bought two varieties of tea, first at Rs. 80 /kg and second at Rs. 120 /kg. She mixed both varieties and sold the mixture at Rs. 121 /kg making a profit of 10%. In what ratio did mix the two varieties of tea?
Answer» ANSWER :`1:3`

Discussion

3833.	Twenty eight matches were played in a football tournament. Each team met its opponent only once. The number of teams that took part in the tournament, is:
Answer» a. 8 b. 7 c. 12 d. NONE of these Answer :B

Discussion

3834.	If (1)/(x+1) + (2)/(y+2) + (1009)/(z+ 1009)=1 find (x)/(x+1) + (y)/(y+2) + (z)/(z + 1009)= ?
Answer» ANSWER :2

Discussion

3835.	Evaluate or simplify the following expression . (-3) xx (-12) div (-4) + 3 xx 6
Answer» Solution :`(-3)xx(-12)DIV(-4)+3xx6=36div(-4)+18` `= -9+18=9`

Discussion

3836.	AB and CD are two parallel chords of a circle such that AB = 10 cm and CD = 24 cm. If the chords are on the opposite sides of centre and the distance between them is 17 cm, find the radius of the circle.
Answer» 12 CM 13 cm 14 cm 16 cm Answer :B

Discussion

3837.	A man and a women working together can do a certain work in 18 days. Their skills in doing the work are in the ratio 3:2. How many days will the women take to finish the work alone?
Answer»

Discussion

3838.	A sum of money becomes eight times of itself in 3 years at compound interest. The rate of interest per annum is
Answer» ANSWER :`100%`

Discussion

3839.	A number D236DO can be divided by 36 if D is :
Answer» a. 8 b. 6 c. 1 d. more than ONE VALUES are POSSIBLE Answer :A

Discussion

3840.	January 3 2008 was Friday what day of the week fell on january 3 2009
Answer» SUNDAY MONDAY TUESDAY SATURDAY ANSWER :A

Discussion

3841.	A blacksmith has a rectangular iron sheet 10 ft long. He has to cut out 7 circular discs from this sheet. What is the minimum possible width of the iron sheet if the radius of each disc is 1 ft?
Answer» `2SQRT3 FT` `(2+sqrt3) ft` `(3+sqrt2) ft` `(2+2sqrt3) ft` ANSWER :B

Discussion

3842.	An accurate clock shows 8 o'clock in the morning. Through how may degrees will the hour hand rotate when the clock shows 2 o'clock in the afternoon?
Answer» ANSWER :`21(9)/(11)` MIN past 7

Discussion

3843.	If cos(2alpha+10^(@)).cosec(alpha-40^(@))=1 find alpha.
Answer» ANSWER :`40^(@)`

Discussion

3844.	If f(x) = 4^x/(4^x + 2), then find f(x) + f(1 - x).
Answer» 0 -1 1 can't be determined Answer :C

Discussion

3845.	A boat takes 7 hours to go from P to R through a midpoint Q but it takes 8 hours to go from P to Q and then return from Q to P how long it would take to go from R to P?
Answer» 7 h 8 h 9 h none of these Answer :C

Discussion

3846.	cosec^(6)theta-cot^(6)theta-3cot^(2)theta.cosec^(2)theta=?
Answer» 2 `-1` 1 4 Answer :C

Discussion

3847.	Total number of factors of the expression 62^3-54^3-8^3 is
Answer» 60 62 46 can't be DETERMINED ANSWER :A

Discussion

3848.	If the total cost of 73 articles having equal cost is Rs 5, 110 and the total selling price of 89 such articles is Rs 5, 607, then in the transaction, there will be
Answer» ANSWER :10% LOSS

Discussion

3849.	If f(x) = 7/(x^7) + 5/(x^5) + 3/(x^3) + 1 + 3x^3 + 5x^5 + 7x^7. Now, if the value of f(2) is 1081.58 then the value of f(1/2) is:
Answer» 540.79 `1/(1081.58)` `1081.58` `367.42` ANSWER :C

Discussion

3850.	If a,b,c be respectively the sum of first p,q,r terms of an A.P. then a/p(q-r) + b/q(r-p) + c/r(p-q) equals :
Answer» pqr ap+bq+cr 0 p+q+r Answer :C

Discussion

Explore topic-wise InterviewSolutions in .

Equal amounts of a each ₹ 43892 is lend to two persons for 3 years One @ 30% SI and second @ 30% CI annually. By how much per cent the CI is greater than the simple interest received in this 3 years duration?

Find the value of m that satisfy the inequationm+3sqrtm-4gt0.

If a sequence is as given below : 1,1,2,3,5,8,13,21,34,…. The unit digit of the sum of the 88th and 89th term of the same sequence will be :

Find the nature of the roots of the quadratic equation (a-b)x^2+(b-c)x+(c-a)=0 without really knowing the exact values of the roots.

The leastnumber which when increased by 5 is divisible by each one of 24, 32, 36 and54 is(a)427 (b) 859 (c) 869 (d) 4320

What profit/loss percent did ravi earn, if he purchased an item of 5600 and sold it at three fourth of its cost price?

If 3/5 th oif a cistern is filled in 30 minutes, how much more time will be required to fill the rest of it?

What will be the 33rd terms of the sequences 1,7, 25,79,…?

The sum of three consecutive odd numbers is 93. The smallest number is:

The sum of income of A, B and C is Rs. 72000. A, B and C spends 80% , 85% and 75% of his income. The ratio of their saving is 8 : 9 : 20. Find the income of A.

Triangle ABC is a right angled traingle at B. If angle A= 60degree, then what is the value of Cot C?

In triangle ABC, angle A= 64degree. If I is the incentre of the triangle, then the measure of angle BIC is:

Mark (a) if function is one - one and into Mark (b) if function is one - one but notinto Mark (c) if function is neitherone - one nor into Mark (d) if function is notone - one but into f(x)=x^(2) f:RrarrR

Mark (a) if function is one - one and intoMark (b) if function is one - one but not intoMark (c) if function is neither one - one nor intoMark (d) if function is not one - one but into f(x)=x^(2) f:RrarrR^(+)uu{0}

Mark (a) if function is one - one and into Mark (b) if function is one - one and notinto Mark (c) if function is not one - one and into Mark (d) if function is not one - one and notinto f(x)=x^(2) f:R^(+)rarrR^(+)

Shahrukh takes 4 min to cover the same distance for which urmila takes 6 min 30 sec.What is the ratio of distance covered by Shahrukh and urmila in the race of 2.6 km and by what distance shahrukh wins over urmila?

factorize the following numbers into the prime factors 157573

An examinee is required to answer six questions out of twelve questions which are divided into two groups each containing six questions and he is not permitted to answer more than four questions from any group. In how many ways can he answer six questions?

A certain-job was assigned to a group of men to do in 20 days. But 12 men did not turn up for the job and remaining men did the job in 32 days. The original number of men in the group was :

If the length of the side PQ of the rhombus PQRS is 6 cm and anglePQR = 120^(@), then the length of QS, in cm, is

Solve |x^2+4x+3|+2x+5=0.

If 24AB4 is divisible by 99, then A xx B is :

The product of 174 and 26 is 4524.

If m the number of ways in which we can arrange 3 letters of the word SUDESH then m/36 is

Monthly incomes of A and B are in the ratio of 4:3 and their savings are in the ratio of 3:2. If the expenditure of each will be Rs. 600, then the monthly incomes of each are:

The supplement of 123^(@)45' is :

What should come in place of the question mark(?) inthe following questions? ( 5 xx 6)^2(9 xx 6)/(4 xx 6)= ?

If a+b+c= 0, then ((a+b)/(c ) + (b+c)/(a) + (c+ a)/(b)) ((c )/(a+b) + (b)/(a+c) + (a)/(b+c))= ?

Meera bought two varieties of tea, first at Rs. 80 /kg and second at Rs. 120 /kg. She mixed both varieties and sold the mixture at Rs. 121 /kg making a profit of 10%. In what ratio did mix the two varieties of tea?

Twenty eight matches were played in a football tournament. Each team met its opponent only once. The number of teams that took part in the tournament, is:

If (1)/(x+1) + (2)/(y+2) + (1009)/(z+ 1009)=1 find (x)/(x+1) + (y)/(y+2) + (z)/(z + 1009)= ?

Evaluate or simplify the following expression . (-3) xx (-12) div (-4) + 3 xx 6

AB and CD are two parallel chords of a circle such that AB = 10 cm and CD = 24 cm. If the chords are on the opposite sides of centre and the distance between them is 17 cm, find the radius of the circle.

A man and a women working together can do a certain work in 18 days. Their skills in doing the work are in the ratio 3:2. How many days will the women take to finish the work alone?

A sum of money becomes eight times of itself in 3 years at compound interest. The rate of interest per annum is

A number D236DO can be divided by 36 if D is :

January 3 2008 was Friday what day of the week fell on january 3 2009

A blacksmith has a rectangular iron sheet 10 ft long. He has to cut out 7 circular discs from this sheet. What is the minimum possible width of the iron sheet if the radius of each disc is 1 ft?

An accurate clock shows 8 o'clock in the morning. Through how may degrees will the hour hand rotate when the clock shows 2 o'clock in the afternoon?

If cos(2alpha+10^(@)).cosec(alpha-40^(@))=1 find alpha.

If f(x) = 4^x/(4^x + 2), then find f(x) + f(1 - x).

A boat takes 7 hours to go from P to R through a midpoint Q but it takes 8 hours to go from P to Q and then return from Q to P how long it would take to go from R to P?

cosec^(6)theta-cot^(6)theta-3cot^(2)theta.cosec^(2)theta=?

Total number of factors of the expression 62^3-54^3-8^3 is

If the total cost of 73 articles having equal cost is Rs 5, 110 and the total selling price of 89 such articles is Rs 5, 607, then in the transaction, there will be

If f(x) = 7/(x^7) + 5/(x^5) + 3/(x^3) + 1 + 3x^3 + 5x^5 + 7x^7. Now, if the value of f(2) is 1081.58 then the value of f(1/2) is:

If a,b,c be respectively the sum of first p,q,r terms of an A.P. then a/p(q-r) + b/q(r-p) + c/r(p-q) equals :