11. √.081 ×.484 / .0064 ×6.25 is equal to
A. 0.9 B.
0.99
C. 9 D. 99
12. Evaluate: √(9.5 * 0.0085 * 18.9) / (0.0017
* 1.9 * 0.021)
A. 1.732
B. 1.414
C. 1
D. 3
13. If a = 0.1039, then the value of √4a2 - 4a
+ 1 + 3a is
A.
0.1039 B. 0.2078
C. 1.1039 D. 2.1039
14. 0.0169 x ? = 1.3
A. 10
B. 100
C. 1000
D. None
of these
View Answer With Explanation
15. √50 × √98 is equal to
A.
63.75 B. 65.95
C. 70 D. 70.25
16. The cube root of .000216 is:
A. .6
B. .06
C. 77
D. 87
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17
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If x * y = x + y + √xy , then the value of 6*24 is
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A.
41
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B. 42
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C.
43
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D.
44
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18. The least perfect square, which is
divisible by each of 21, 36 and 66 is:
A. 213444
B. 214344
C. 214434
D. 231444
Answer:
19. A group of students decided to collect as
many paise from each member of the group as is the number of members. If the
total collection amounts to Rs. 59.29, the number of members in the group is
A. 57 B.
67
C. 77 D.
87
20. By what least number 4320 be multiplied to
obtain a number which is a perfect cube?
A. 50
B. 25
C. 75
D. 100
