Number System 6.4 x 8.5 x 25/3.2 x 12.5 = ? 4.5 2.3 5.6 3.4 4.5 2.3 5.6 3.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 6.4 x 8.5 x 2.5/3.2 x 12.5 = 3.4
Number System If the numberator of a fraction is increased by 50% and denominator by 20% the fraction become 9/15. What was the original fraction ? 13/25 3/5 6/7 12/25 13/25 3/5 6/7 12/25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the fraction be x/yWe have 150x/120y = 9/15= x/y = 12/25
Number System If the average of two numbers is 88.5 and one number is 5.5 less than the average. Find out the next number. 86 97 91 94 86 97 91 94 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 94
Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 651.68 631.68 621.68 641.68 651.68 631.68 621.68 641.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68
Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. None of these 120 55 30 None of these 120 55 30 ANSWER DOWNLOAD EXAMIANS APP
Number System What is the least number that should be added to 5200 to make it a perfect square ? 225 275 129 288 225 275 129 288 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP We sec (73)² = 5329 and (72)² = 5184ie 5329 > 5200 > 5184So 129 should be added to make is perfect square.
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