Number System 3√68921 = ? 31 51 21 41 31 51 21 41 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 3√68921= 3√41 x 41 x 41= 41
Number System Find out the smallest possible number which will be divisible by 1122 as well as 153. 3366 2366 1366 4366 3366 2366 1366 4366 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3366
Number System When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ? 45 35 65 55 45 35 65 55 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x² - (21)² = 1584= x² - 441 = 1584 = x² = 1584 + 441 = 2025∴ x = √2025 = 45
Number System If the sum of four consecutive numbers is 370, which the following is the third lowest number among them 92 91 89 90 92 91 89 90 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the four consecutive numbers be x, (x + 1), (x + 2), (x + 3) thenx + (x + 1) + (x + 2) + (x + 3) = 370= 4x + 6 = 370∴ x = 364/4 = 91∴ third lowest number among them = x + 1= 91 + 1 = 92
Number System Which one of the following numbers is exactly divisible by 11? 415624 235641 245642 315624 415624 235641 245642 315624 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (4 + 5 + 2) - (1 + 6 + 3) = 1, not divisible by 11.(2 + 6 + 4) - (4 + 5 + 2) = 1, not divisible by 11.(4 + 6 + 1) - (2 + 5 + 3) = 1, not divisible by 11.(4 + 6 + 1) - (2 + 5 + 4) = 0. So, 415624 is divisible by 11.
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