Number System 7.98 x 3.75 + 1.28 x 15.5 = ? 48.765 49.765 47.765 46.765 48.765 49.765 47.765 46.765 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 29.925 + 19.84 = 49.765
Number System 63.602 + 153.756 + 94.754 - 84.321 - 122.204 = ? 140.587 141.587 142.587 143.587 140.587 141.587 142.587 143.587 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 312.112 - 170.525 = 141.587
Number System The sum of two numbers is 25 and their difference is 13. Find their product. 315 104 114 325 315 104 114 325 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then x + y = 25 and x - y = 13.x = 19; y = 6xy = 19 * 6 = 114
Number System If the difference between a number and two-fifths of that number is 45 what is the number ? 75 77 76 78 75 77 76 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x ∴ x - 2x/5 = 45∴ x = 75
Number System What least number must be subtracted from 2641 so that the remainder left, when divided by 10,15 and 25, is 7 in each case ? 81 87 84 94 81 87 84 94 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP LCM of 10, 15, 25 = 150When we drive 2641 by 150 the remainder is 91.But the remainder should be 7.So, the number to be subtracted from 2641 is 91 - 7 = 84.
Number System The sum of the digits of a two digit number is 12. If the new number formed by reversing the digits is greater than the original number by 54, then what will be the original number? 49 69 39 59 49 69 39 59 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39
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