Answers by Leen Sharma

A can do piece of work in 4 hours: B and C together can do it in 3 hours,while A and C together can do it in 2 hours. how long will B alone take to do it?

What is the value of m which satisfies $3m^{2} - 21m + 30 < 0$?$m < 2$, or $m 5$ $m 2$ $2 < m < 5$ $m < 5$

$5^{4}-1$ is divisible by$13$ $31$ $5$ none of these

The value of $\frac{55^{3}+45^{3}}{55^{2}-55 \times 45+45^{2}}$ is:$100$ $105$ $125$ $75$

If a number $774958A96B$ is to be divisible by $8$ and $9$, the values of A and B. respectively, will be:$7,8$$8,0$ $5,8$ None of these

What is the digit in the unit place of $2^{51}$?$2$$8$$1$$4$

$22^{22} * 33^{33} * 44^{44} * 55^{55}$3210

How many five digit numbers can be formed using $2, 3, 8, 7, 5$ exactly once such that the number is divisible by $125$?$0$$1$$4$ $4$

12 32 273 16028035 ?(a) 10101(b) 32643(c) 19256(d) 32124(e) 40135

18 14 12 4 2 ?(a) 0(b) 10(c) 4(d) –10(e) –5

12 24 60 140 290 ?(a) 540(b) 542(c) 530(d) 522(e) 532

9 11 28 96 404 ?(a) 2000(b) 2020(c) 2030(d) 2040(e) 2050

9 8 21 100 693 ?(a) 6200(b) 6330(c) 6228(d) 6230(e) 6100

13 14 16 21 31 ?(a) 45(b) 49(c) 48(d) 50(e) 44

$6x^2 +5x+1=0$$15y^2 +8y+1=0$$x >y$$x \leq y$$x < y$$x \geq y$Relationship between X and Y cannot be established please provide explanation

Three numbers A, B and C are in the ratio of 12 : 15 : 25. If sum of these numbers is 312, find the ratio between the difference of B and A and the difference of C and B....

If P : Q = 2 : 3 , Q : R = 4 : 5 and R : S = 6 : 7 , then P : S = ?A. 18: 25B. 17: 35C. 16: 35D. 8: 11E. None of these

10 12 30 102 428 ?(a) 4280(b) 2170(c) 1420(d) 2000(e) 3230

Analyze the series below and find out the next number.5, 25, 325, 4325, __?

0, 6, 24, 60, 120, 210, ?A. 336 B. 349C. 312D. 337E. None of these

10 18 51 200 995?(a) 4954(b) 5964(c) 5900(d) 5960(e) 4964

Find out the wrong one in the series 7, 8,18,57,228,1165,6996.

Find the next number in the series 12, 20, 40, 72, 116, 172 ?

Complete the series: 11, 31, 69, 131, 223, ?a) 257 b) 351 c) 349 d) 231

Find The Missing Number In the Sequence ?6 25 64 ? 32 1

Find out the wrong number in the series: 3, 8, 15, 24,34,48,63.

Complete the series: 2, 5, 9, 19, 37…

Look at this series: VI, 10, V, 11, __, 12, III, ... What number should fill the blank?

Find the missing number in the sequecne8 27 ? 343 1331

Look at this series: 7, 10, 8, 11, 9, 12... What number should come next?

441, 484, 529, 576?

Look at this series: 22, 21, 23, 22, 24, 23, ... What number should come next?

Can you find the missing number in the series below1 5 9 2 6 10 3 ? 11 4 8 12

Complete the series: 12, 15, 20, 27, 36, ?a) 47 b) 59 c) 43 d) 49

Complete the series: -4, 8, -24, 96, -480, ?a) 2570 b) 3524 c) 2880 d) -928

Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank?

25, 100, ?, 1600, 6400A. 400B. 300C. 360D. 420E. None of these

Look at this series: 2, 1, (1/2), (1/4), ... What number should come next?

After decreasing 24% in the price of an article costs Rs.912. Find the actual cost of an article?

A school has $378$ girls students and $675$ boy students. The school is divided into strictly boys or strictly girls sections and all sections in the school have the same...