Number System Simplify the 121 * 175 + 363 * 275 363000 None of these 328100 316600 363000 None of these 328100 316600 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 121 * 175 + 363 * 275 => 121 * 175 + 121 * 3 * 275121 * 175 + 121 * 825= 121 * (175 + 825) = 121000
Number System If one third of 3/4 of a number is 21. Then find the number? 630 84 63 840 630 84 63 840 ANSWER DOWNLOAD EXAMIANS APP
Number System If the following fractions 7/6, 6/7, 5/3, 8/13 and 6/5 are arranged in descending order, which will be the last in the series? 8/13 9/13 7/13 6/13 8/13 9/13 7/13 6/13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7/6 = 1.166, 6/7 = 0.857,5/3 = 1.66,8/13 = 0.615,6/5 = 1.2Therefore, 5/3 > 6/5 > 7/6 > 6/7 > 8/13
Number System What least number shall be added to 4700 to make it a perfect square ? 91 61 81 71 91 61 81 71 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (69)² = 4761 and (68)² = 4624Clerly 4624 < 4700 < 4761So 61 should be added to make 4700 a perfect square.
Number System On dividing number by 5, we get 3 as remainder. What will be the remainder when the square of this number is divided by 5? 1 2 4 0 1 2 4 0 ANSWER DOWNLOAD EXAMIANS APP
Number System 124, 235, 447, 760, 1174, ? 1389 1689 1589 1489 1389 1689 1589 1489 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP +111, +212, +313, +414
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