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NAT I Computer Science Quantitative MCQs With Answers
Question # 1
The average height of five men is 68 inches. If one man is 70 inches tall and three others have an average of 67 inches, the height of the fifth man, in inches, is
Choose an answer
68
69
70
71
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Question # 2
A man opens a bookstall with a capital of Rs.25000. In three months his capital amounts to rupees 27500. What is the increase percent?
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1%
10%
20%
7%
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Question # 3
√169 /196 x 14/
√1521 =?
Choose an answer
13/42
1/13
42/5
1/42
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Question # 4
Out of the 44 boys in a class 9 are of the age of 10, 15 at the age of 9, and the rest are at the age of 8. Find their average age.
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7.85
8.75
12.2
14.35
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Question # 5
One-sixth of a day is what part of the time between 3 p.m. Monday and 3 p.m. Thursday of the same week ?
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1/10
1/18
1/15
1/12
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Question # 6
Choose an answer
780
585
1170
540
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Question # 7
Choose an answer
20
25
40
50
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Question # 8
816 - 288
÷ 24 =?
Choose an answer
22
828
528
804
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Question # 9
If a machine can place a cap on a bottle of soda every 0.8 seconds, how many bottles can be capped in 2 hours ?
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8000
9000
300
900
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Question # 10
1250
÷ 25 x 0.5 = ?
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25
50
2.5
100
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Question # 11
If the redius of a circle is increased by 20% then the area is increased by
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44%
120%
144%
40%
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Question # 12
If x=7y+3 and z=49y
2
then what is 'z' in terms of x?
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X2
x
2
-3
(x-3)
2
/7
None
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Question # 13
(44 x 3) + 128 + 120 / 9.5 - 94.7
Choose an answer
380
10
76.12
100
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Question # 14
7/3
÷ 35/18
÷ 54/20 = ?
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49/4
4/9
4/63
81/35
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Question # 15
? x 12 = 75% of 336
Choose an answer
48
252
28
21
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Question # 16
Choose an answer
55
70
110
125
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Question # 17
If 7 apples cost y cents, how many apples will x dollars buy?
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x/7y
7x/y
7x/100y
700x/y
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Question # 18
If x% of 60 =48, then x=?
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80
60
90
40
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Question # 19
√
?/16 = 0.5
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8
12
32
64
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Question # 20
Find the ratio of 18 inches to 2 yards.
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Question # 21
How many cents will r books cost if t books cost m dollars?
Choose an answer
100mr / t
mr / 100
100t / mr
m / 100t
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