Explore topic-wise MCQs in Aptitude.

This section includes 456 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.

51.

If a2 + b2 = 234 and ab = 108, find the value of a + b / a - b . ?

A. 10
B. 8
C. 5
D. 4
Answer» D. 4
Discussion
52.

If a2 + 1 = a, then the value of a12 + a6 + 1 is ?

A. 2
B. 3
C. -3
D. 1
Answer» C. -3
Discussion
53.

If 2 = 1.4142, then the value of 7 / (4 + 2) is ?

A. 3.5858
B. 4.4142
C. 1.2929
D. 1.5858
Answer» D. 1.5858
Discussion
54.

The value of (0.96)3 - (0.1)3/ [(0.96)2 + (0.096) + 0.01] is ?

A. 0.86
B. 1.06
C. 0.95
D. 0.97
Answer» B. 1.06
Discussion
55.

(5568 87)1/3 + (72 x 2)1/2 = (?)1/2

A. 256
B. 4
C.
D.
E. 16
Answer» B. 4
Discussion
56.

Find the value of a 3 + b 3 + c 3 - 3abc when a = 225, b = 226 , c = 227

A. 2304
B. 2430
C. 2034
D. 2340
Answer» D. 2340
Discussion
57.

Simplify 6 - [9 - {18 - (15 -12 - 9)}]

A. 1
B. 4
C. 5
D. 3
E. None of the above
Answer» E. None of the above
Discussion
58.

How many 1/8's are there in 371/2 ?

A. 300
B. 400
C. 500
D. Cannot be determined
Answer» B. 400
Discussion
59.

If cube root of 175616 is 56, then the value of 3 175.616 + 3 0.175616 + 3 0.000175616 is equal to :

A. 0.168
B. 62.16
C. 6.216
D. 6.116
Answer» D. 6.116
Discussion
60.

3 (333)3 + (333)3 + (334)3 3 333 333 334 is equal to

A. 12
B. 11
C. 10
D. 15
Answer» D. 15
Discussion
61.

If x/y = 4/5, then the value of 4/7 + (2y - x)/(2y + x) is ?

A. 3/7
B. 1
C. 1
D. /
E. 2
Answer» C. 1
Discussion
62.

50 / ? = ? / 121/2

A. 25/2
B. 4/25
C. 4
D. 25
Answer» E.
Discussion
63.

5/6 6/7 x ? - 8/9 13/5 + 3/4 x 31/3 = 27/9

A. 7/6
B. 6/7
C. 1
D. None of these
Answer» C. 1
Discussion
64.

3/4 21/4 of 2/3 - [(1/2 - 1/3) / (1/2 + 1/3) x 31/3 + 5/6 = ?

A. 7/18
B. 49/54
C. 2/3
D. 1/6
Answer» D. 1/6
Discussion
65.

Simplify : 120 + 3 of 5 ÷ [7 2 {10 ÷ 5(24 10 2 + 7 + 3 10 ÷ 5)}]

A. 120.03
B. 116.04
C. 118
D. 125
Answer» B. 116.04
Discussion
66.

A 120 m long rope is cut into 3 equal parts. What is the length of each part?

A. 40 m
B. 30 m
C. 50 m
D. 25 m
E. None of the above
Answer» B. 30 m
Discussion
67.

(4 x 4 x 4 x 4 x 4 x 4)5 x (4 x 4 x 4)8 (4)3 = (64)?

A. 17
B. 10
C. 16
D. 11
E. None of the above
Answer» B. 10
Discussion
68.

132 + 28 4 - (3)3 + 107 = (?)2

A. 2
B. 16
C. 256
D. 4
E. (256)
Answer» E. (256)
Discussion
69.

(5568 / 87)1/3 + (72 x 2)1/2 = (?)1/2 ?

A. 256
B. 4
C.
D. 16
Answer» B. 4
Discussion
70.

289 - 625 25 is equal to ?

A. 17
B. 15
C. 12
D. -8/5
Answer» D. -8/5
Discussion
71.

The value of 1 + 1/(4 x 3) + 1/(4 x 32) +1/(4 x 33) up to four places of decimals is ?

A. 1.1202
B. 1.1203
C. 1.1204
D. None of these
Answer» C. 1.1204
Discussion
72.

(1/4 + 1/4 5/4) / (1/4 x 1/4 + 21/4) = ?

A. 16/25
B. 32/185
C. 36/185
D. None of these
Answer» D. None of these
Discussion
73.

7 + 7 7 x 7 = ?

A. 2 / 7
B. 14
C. 7
D. /
E. 42
Answer» C. 7
Discussion
74.

Find the cube root of ( 13824).
or
Find the value of 3 13824.

A. 38
B. 38
C. 24
D. 24
Answer» E.
Discussion
75.

(13/5 - 2/3 12/13 + 7/5 x 1/3) is equal to ?

A. 1
B. /
C. 19/30
D. 11/30
E. 30
Answer» B. /
Discussion
76.

(1/2 4 + 20) / (1/2 x 4 + 20) = ?

A. 81 / 88
B. 2
C. /
D. 161 / 176
E. 1
Answer» D. 161 / 176
Discussion
77.

(69 - 14 x 3 + 2) / [ 9 x 5 - (5)2] = ?

A. 1.45
B. 2.75
C. 26.5
D. 265
Answer» B. 2.75
Discussion
78.

Given that
574.6 = 23.97
5746 = 75.8
then 0.00005746 equals

A. 0.002397
B. 0.0002397
C. 0.007580
D. 0.00758
Answer» E.
Discussion
79.

If x ÷ 441 = 0.02 , then value of x is :

A. 1.64
B. 2.64
C. 1.764
D. 0.1764
Answer» C. 1.764
Discussion
80.

The square root of (7 + 3 5)(7 3 5) is :

A. 4
B.
C. 3
D. 2
Answer» E.
Discussion
81.

The value of 32 128 + 50 correct to 3 places of decimal is :

A. 1.732
B. 1.141
C. 1.414
D. 1.441
Answer» D. 1.441
Discussion
82.

The value of 11.981 + 7 1.2996 is closest to

A. 5.1
B. 4.9
C. 4.5
D. 4.1
Answer» D. 4.1
Discussion
83.

(0.798)2 + 0.404 0.798 + (0.202)2 + 1 = 2 ?

A. 0
B. 2
C. 1.596
D. 0.404
Answer» C. 1.596
Discussion
84.

If (10.15)2 = 103.0225, then the value of 1.030225 + 10302.25 is

A. 1025 15
B. 103 515
C. 102 515
D. 102 0515
Answer» D. 102 0515
Discussion
85.

The value of (1001)3 is

A. 1003003001
B. 100303001
C. 100300301
D. 103003001
Answer» B. 100303001
Discussion
86.

64 36 is equal to

A. 2
B. 2
C. 0
D. 1
Answer» C. 0
Discussion
87.

The simplified value of 0.25 2.25 is

A. 0.075
B. 0.705
C. 0.750
D. 7.500
Answer» D. 7.500
Discussion
88.

The value of 19.36 + 0.1936 + 0.001936 + 0.00001936 is :

A. 4.8484
B. 4.8694
C. 4.8884
D. 4.8234
Answer» D. 4.8234
Discussion
89.

If (1101)2 = 1212201, find the value of 121.220l .

A. 110.1
B. 11.01
C. 1.101
D. 11.001
Answer» C. 1.101
Discussion
90.

If 18225 = 135 , then the value of
18225 + 182.25 + 1.8225 + 0.018225 is

A. 14.9985
B. 149.985
C. 1499.85
D. 1.49985
Answer» C. 1499.85
Discussion
91.

Find the value of 156.25 + 0.0081 0.0361

A. 13.4
B. 15.4
C. 12.4
D. 17.4
Answer» D. 17.4
Discussion
92.

If x = 3 + 2 then the value of x3
1
 is
x3
A. 10
B. 14
C. 22
D. 8
Answer» D. 8
Discussion
93.

If a = 64 and b = 289, then the value of ( a + b b a)1/2 is

A. 2
B. 2
C. 4
D. 2
Answer» B. 2
Discussion
94.

64009 is equal to

A. 352
B. 523
C. 253
D. 532
Answer» D. 532
Discussion
95.

The value of (11111)2 is

A. 12344321
B. 121212121
C. 123454321
D. 11344311
Answer» D. 11344311
Discussion
96.

(5.5)3 (4.5)3 is equal to :

A. 1
B. 75
C. 74.25
D. 75.25
Answer» E.
Discussion
97.

3 15612 + 154 + 225 is equal to

A. 15
B. 25
C. 75
D. 125
Answer» C. 75
Discussion
98.

3 0.000064 is equal to

A. 0.0002
B. 0.002
C. 0.02
D. 0.2
Answer» E.
Discussion
99.

If 3 3n = 27, then the value of n is :

A. 9
B. 6
C. 1
D. 3
Answer» B. 6
Discussion
100.

The digit at unit s place of the number (1570)2 + (1571)2 + (1572)2 + (1573)2 is :

A. 4
B. 1
C. 2
D. 3
Answer» B. 1
Discussion