Number System 486+32×25—59=? 582 567 596 528 582 567 596 528 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
Number System The product of two consecutive position odd numbers is 6723. What is the smaller number? 71 79 83 74 71 79 83 74 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP n x (n + 2) = 6723= n² + 2n - 6723 = 0= n² + 83n - 81n - 6723 = 0= n(n + 83) - 81 (n + 83) = 0Therefore, (n - 81) (n + 83) = 0Therefore, n = 81, n + 2 = 83
Number System If one third of 3/4 of a number is 21. Then find the number? 63 630 84 840 63 630 84 840 ANSWER DOWNLOAD EXAMIANS APP
Number System If three eighth of a number is 141. What will be the approximately value of 32.08% of this number? 120 60 160 90 120 60 160 90 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 3/8 = 141 => x= 376376 * 32.08/100 = 120
Number System What should come in place of question mark (?) in the following number series ? 7, 176, 480, 1058, 2188, 4426, ? 8884 8882 8881 8888 8884 8882 8881 8888 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Series is (No. + 9²) x 2, (+8²) x 2, (+7²) x 2, (+6²) x 2.......
Number System What should come in the place of ' ? ' in the following number series ? 2, 5, 9, 19, 37, ? 76 78 75 77 76 78 75 77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2 x 2 + 1 = 5;5 x 2 - 1 = 99 x 2 + 1 = 19: 19 x 2 - 1 = 3737 x 2 + 1 = 75
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