MCQs with Solutions for all Competitive Examinations

Simplification MCQs for Competitive Examination

Solve the following problems.

Q. 21
168 ÷ 14 ÷ 3 = ?

(A) 9
(B) 4
(C) 6
(D) 2

Answer: (B) 4
Explanation

Q. 22
3(2/3)×4(1/4)×1(4/7)÷(11/12)=?

(A) 27(5/21)
(B) 26(5/21)
(C) 27(4/21)
(D) 26(4/21)

Answer: (A) 27(5/21)
Explanation:

Q. 23
√(5²×7²+12²)

(A) 36
(B) 35
(C) 34
(D) 37

Answer: (D) 37
Explanation:

Q. 24
25% of 180 – √64=?

(A) 34
(B) 35
(C) 36
(D) 37

Answer: (D) 37
Explanation:

Q. 25
5² × 25³ × 625 =(5)?

(A) 10
(B) 11
(C) 12
(D) 13

Answer: (C) 12
Explanation:

Q. 26
(343 – 103) ÷ (216 ÷ 36) = ?

(A) 30
(B) 42
(C) 40
(D) 44

Answer: (C) 40
Explanation:

Q. 27
63/13 × 65/21 ÷ 75/9 =?

(A) 9/7
(B) 7/5
(C) 9/5
(D) 7/9

Answer: (C) 9/5
Explanation:

Q. 28
(0.027)² × (0.09)² ÷(0.3)6=(0.3)?

(A) 4
(B) 5
(C) 3
(D) 6

Answer: (A) 4
Explanation:

Q. 29
35% of 740 – 35% of 520 = ?

(A) 73
(B) 72
(C) 67
(D) 77

Answer: (D) 77
Explanation:

Q. 30
58²-8²=300+?

(A) 3330
(B) 3000
(C) 3300
(D) 3030

Answer: (B) 3000
Explanation:

Q. 31
763 × 23 = ? + 7²

(A) 17800
(B) 17500
(C) 17600
(D) 15700

Answer: (B) 17500
Explanation:

Q. 32
17/19 × 53/221 × 91/106 = ?

(A) (7/38)
(B) (6/37)
(C) (7/39)
(D) (5/39)

Answer: (A) 7/38
Explanation:

Q. 33
958 × 63 ÷ 3² = ?

(A) 6906
(B) 6706
(C) 6708
(D) 6750

Answer: (B) 6706
Explanation:

Q. 34
√(3969)+√?=√(13225)

(A) 2740
(B) 2704
(C) 2640
(D) 2680

Answer: (B) 2704
Explanation:

Q. 35
(81 + 17 – 57) + (48 ÷ 12 × 3) = ?

(A) 53
(B) 54
(C) 55
(D) 57

Answer: (A) 53
Explanation:

Q. 36
√(574564)=?

(A) 752
(B) 788
(C) 782
(D) 758

Answer: (A) 165.75
Explanation:

Q. 37
?% of 280 + 18% of 550 = 143.8

(A) 12
(B) 18
(C) 21
(D) 16

Answer: (D) 16
Explanation:

Q. 38
475 + 64% of 950 = 900 + ?

(A) 183
(B) 187
(C) 163
(D) 167

Answer: (A) 183
Explanation:

Q. 39
(2 × 3)³ ÷ (4 × 9)² × (27 × 8)² = (6)?

(A) 6
(B) 7
(C) 5
(D) 8

Answer: (C) 5
Explanation:

Q. 40
16 × 12 – 672 ÷ 21 = ? – 211

(A) 381
(B) 391
(C) 372
(D) 371

Answer: (A) 381
Explanation:

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