Number System 3√103820 x 3√274620 = ? 3035 3045 3055 3065 3035 3045 3055 3065 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3√103820 = 47 and 3√274620 = 65 ∴ ? = 47 x 65 = 3055
Number System If 70% of an equal to 40% of b, then ratio between a and b is? 7: 11 None 7: 4 4: 7 7: 11 None 7: 4 4: 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
Number System 50% of 8/15 of 9/4 of 5/3 of 333 = ? 444 666 333 555 444 666 333 555 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 50% of [8x9x5/15x4x3 x 333]= 50% of 666= 333
Number System The average of five consecutive even numbers A, B, C, D and E is 42. What is the product of B and D ? 3289 4589 2476 1760 3289 4589 2476 1760 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A + B + C + D + E/5 = 42∴ C = 42, ∴ B = 40, ∴ D = 44∴ B x D = 40 x 44 = 1760
Number System The square root of 0.0081 is: 0.09 0.9 0.91 0.009 0.09 0.9 0.91 0.009 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.09
Number System How many numbers between 300 and 800 can be by using digits 2, 4, 5, 6 and 0 ? 36 52 56 48 36 52 56 48 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∴ Reqd . numbers = 3 x 4P2 = 3 x 12 = 36
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