Number System Four-fifth of a number is 10 more than two-third of the same number. What is the number? 75 89 35 91 75 89 35 91 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 75
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 ? 3/5 12/25 6/7 13/25 3/5 12/25 6/7 13/25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the fraction be x/yWe have 150x/120y = 9/15= x/y = 12/25
Number System What least number shall be added to 4700 to make it a perfect square ? 61 91 71 81 61 91 71 81 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (69)² = 4761 and (68)² = 4624Clerly 4624 < 4700 < 4761So 61 should be added to make 4700 a perfect square.
Number System Of an amount, 20% of 25% of 30% is Rs 75. Then what is the original amount ? Rs. 3000 Rs. 2000 Rs. 4000 Rs. 5000 Rs. 3000 Rs. 2000 Rs. 4000 Rs. 5000 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the amount be x.∴ X x 20/100 x 25/100 x 30/100 = 75∴ X = 75 x 5 x 4 x 10/3 = 5000
Number System What is the sum of all the numbers between 300 and 1000 which are divisible by 179? 2607 2517 2506 2527 2607 2517 2506 2527 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506
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