302
Q:

# 7, 8, 18, 57, ?, 1165, 6996

 A) 228 B) 542 C) 232 D) 415

Explanation:

Here 2nd number = (1st number x 1 )+1

3rd number = (2nd number x 2 +2)

4th number = (3rd number x 3 )+3 and so on..

Therefore, 5th number = (4th number x 4) +4 =57 x 4 + 4 =232.

Q:

Select the set in which the numbers are related in the same way as are the numbers of the following set.
(5, 7, 11)

 A) (15, 17, 23) B) (14, 16, 18) C) (23, 29, 31) D) (17, 19, 21)

Answer & Explanation Answer: C) (23, 29, 31)

Explanation:

25 1808
Q:

Which number will replace the question mark (?) in the following series?

20, 10, 10, 15, 30, ?

 A) 90 B) 75 C) 60 D) 45

Explanation:

23 3494
Q:

Which of the following sequence of signs will correctly solve the given equation by replacing the question marks ?

1105 ? 65 ? 835 ? 25 ? 5 = 727

 A) ÷, +, −, × B) +, ÷, −, × C) +, −, ×, ÷ D) ×, −, +, ÷

Answer & Explanation Answer: A) ÷, +, −, ×

Explanation:

7 1206
Q:

Which number will replace the question mark (?) in the following series?

25, 42, 67, 101, 145, ?

 A) 200 B) 202 C) 199 D) 201

Explanation:

17 2853
Q:

Select the set in which the numbers are related in the same way as are the numbers of the following set.
(8, 112, 28)

 A) (14, 364, 52) B) (12, 216, 34) C) (16, 282, 36) D) (18, 216, 22)

Answer & Explanation Answer: A) (14, 364, 52)

Explanation:

11 1212
Q:

Which number will replace the question mark (?) in the following series?
77, 92, 125, 178, 253, ?

 A) 350 B) 351 C) 352 D) 353

Explanation:

10 5102
Q:

Select the set in which the numbers are related in the same way as are the numbers of the following set.
(64, 7, 27)

 A) (127, 15, 161) B) (216, 15, 64) C) (343, 18, 125) D) (216, 11, 125)

Answer & Explanation Answer: D) (216, 11, 125)

Explanation:

10 883
Q:

Which number will replace the question mark (?) in the following series ?

12, 22, 42, 72, ?

 A) 102 B) 112 C) 92 D) 122