Number System If the difference between a number and its three fifths is 62, what is the number ? 155 175 165 145 155 175 165 145 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x - 3x/5 = 62or x = 62 x 5/2 = 155
Number System On dividing a number by 68, we get 269 as quotient and 0 as remainder. On dividing the same number by 67, what will be the remainder? 0 1 2 3 0 1 2 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number = 269 * 68 + 0 = 1829267) 18292 (273 18291 -------- 1Required number = 1.
Number System Complete the series : 1, 2, 3, 5, 8, 13 .... 1 7 9 4 1 7 9 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1
Number System 4500 * ? = 3375 3/5 2/5 1/4 3/4 3/5 2/5 1/4 3/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4500 * x = 3375= x = 3375/4500 = 3/4
Number System 7.98 x 3.75 + 1.28 x 15.5 = ? 47.765 49.765 48.765 46.765 47.765 49.765 48.765 46.765 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 29.925 + 19.84 = 49.765
Number System The difference between a positive proper fraction and its reciprocal is 9/20. The fraction is: 4/5 5/4 3/5 3/10 4/5 5/4 3/5 3/10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1/x - x = 9/20 20x2 + 9x - 20 = 0 20x2 + 25x - 16x - 20 = 0 5x(4x + 5) -4(4x + 5) = 0(4x + 5)(5x - 4) = 0x = 4/5
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