Q. The third proportion of 10 and 20 is -
1) 10
2) 20
3) 0
4) 40
Q. The cube root of 64 is -
1) 8
2) 6
3) 4
4) 16
Q. The missing number in the series 8, 27, 64, 125, 216, 343, ? is -
1) 416
2) 625
3) 512
4) 444
Q. The amount at compound interest on Rs.300 in 3 years at 10 % per annum is given by -
1) Rs. 399.30
2) Rs. 385.40
3) Rs. 400.00
4) Rs. 375.00
Q. The average of the first five multiples of 3 is -
1) 27
2) 12
3) 9
4) 3
Q. The least number, which when divided by 12,18, 36, and 45 leaves the remainders 8,14, 32, and 41 respectively is -
1) 176
2) 180
3) 178
4) 186
Q. The L.C.M. of two numbers is 840 and their H.C.F. is 14. If one of the numbers is 42, then the other number must be -
1) 280
2) 420
3) 140
4) 88
Q. The highest common factor of 851 and 943 is -
1) 24
2) 35
3) 31
4) 23
Q. The L.C.M. of 10, 12, and 15 is -
1) 60
2) 75
3) 120
4) 180
Q. The least number by which 2 x 6 x 7 x 7 should be multiplied so as to make it a perfect square is -
1) 2
2) 3
3) 6
4) 7
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