Number System Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24. 9125 None of these 9565 9974 9125 None of these 9565 9974 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Since the difference between the divisors and the respective remainders is not constant, back substitution is the convenient method. None of the given numbers is satisfying the condition.
Number System Which number should replace question mark (?) in the following equation ? ?/342 = 38/? 116 118 112 114 116 118 112 114 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114
Number System Which one of the following numbers is exactly divisible by 11? 415624 235641 245642 315624 415624 235641 245642 315624 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (4 + 5 + 2) - (1 + 6 + 3) = 1, not divisible by 11.(2 + 6 + 4) - (4 + 5 + 2) = 1, not divisible by 11.(4 + 6 + 1) - (2 + 5 + 3) = 1, not divisible by 11.(4 + 6 + 1) - (2 + 5 + 4) = 0. So, 415624 is divisible by 11.
Number System If the difference between a number and its three fifths is 62, what is the number ? 175 155 145 165 175 155 145 165 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x - 3x/5 = 62or x = 62 x 5/2 = 155
Number System 5525 ÷ 17 = √? 93025 112225 99225 105625 93025 112225 99225 105625 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √? = 5525/17 = 325∴ ? = (325)² = 105625
Number System The difference between 71% of a number and 46% and of the same number is 212. What is 75% of that number 724 673 636 845 724 673 636 845 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ 71% of x - 46% of x = 212∴ (71 - 46)% of x = 212∴ 25/100 x x = 212∴ x = 212 x 4 = 848∴ 75% of 848 = 848 x 75/100 = 636
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