Number System In an examination, 68% of the total examinees passed. If the number of failures is 248, the total number of examinees is 750 775 725 640 750 775 725 640 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Failed students are 32% which is 248.∴ Total = 24800/32 = 775
Number System In a fraction, twice the numerator is two more than the denominator. If 3 is added to the numerator and the denominator each, then the resultant fraction will be 2/3 .What was the original fraction 11/12 17/12 19/12 7/12 11/12 17/12 19/12 7/12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7/12
Number System In a pair of fractions, fraction A is twice the fraction B and the product of two fractions is 2/25. What is the value of fraction A? Data inadequate 1/5 1/25 2/5 Data inadequate 1/5 1/25 2/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A = 2B => B = 1/2 A, so, AB = 2/25 1/2 A2 = 2/25A2 = 4/25 A = 2/5
Number System Which one of the following is the sum of the numbers 1, 3, 5, 7, 9…. up to nth number? N(N + 1)/2 N2 + 1 N2 N(N + 1) N(N + 1)/2 N2 + 1 N2 N(N + 1) ANSWER DOWNLOAD EXAMIANS APP
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? 2 3 0 1 2 3 0 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number = 269 * 68 + 0 = 1829267) 18292 (273 18291 -------- 1Required number = 1.
Number System One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number? 7 3 9 5 7 3 9 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x/2 – x/3 = 6=> x =63 + 6 = 9
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