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 ? 4589 1760 3289 2476 4589 1760 3289 2476 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 Find the least number with which 16200 should be multiplied, to make it a perfect cube. 360 48 36 45 360 48 36 45 ANSWER DOWNLOAD EXAMIANS APP
Number System What is 50% of 40% of Rs. 3,450? 690 630 640 670 690 630 640 670 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 40% * 3450 = 1380then, 50 % * 1380 = 690
Number System 74698 + 365 + 85213 + 95 = ? 160351 160371 160341 160361 160351 160371 160341 160361 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 74698 + 365 + 85213 + 95 = 160371
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 693 6993 6893 6093 693 6993 6893 6093 ANSWER DOWNLOAD EXAMIANS APP
Number System If the fraction 8/6, 7/5, 18/13, 9/5 and 7/11 are arranged in descending order of their values, which one will be the second ? 1/9 2/7 3/4 7/5 1/9 2/7 3/4 7/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8/6 = 1. 333, 7/5 = 1.4, 18/13 = 1.3849/5 = 1.8 and 7/11 = 0.636Therefore, Descending order is 9/5 > 7/5 > 18/13 > 8/6 > 7/11Therefore Second fraction is 7/5
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