Number System If 35% of a number is 899.5, what is 68% of that number ? 1747.6 1847.6 2247.6 1547.6 1747.6 1847.6 2247.6 1547.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Suppose the number is x.Then 35% of x = 899.5∴ 68% of x = 68/35 x 899.5 = 1747.6
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 6/13 7/13 8/13 9/13 6/13 7/13 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 Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24. 9125 9565 9974 None of these 9125 9565 9974 None of these 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 5525 ÷ 17 = √? 105625 112225 93025 99225 105625 112225 93025 99225 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √? = 5525/17 = 325∴ ? = (325)² = 105625
Number System √360 - 225 x 2 + 379 = ? 19 20 18 17 19 20 18 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √360 - 225 x 2 + 379 = √360 - 450 + 379 = √289= 17
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