Number System (800 / 64) * (1296 / 36) = ? None of these 460 420 500 None of these 460 420 500 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450
Number System The difference between the two digit number and the number obtained by interchanging its digits is 54. The difference between the digits is? Nothing can be said. 4 6 1 Nothing can be said. 4 6 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) – (10y + x) = 54x – y = 6
Number System Sum of two numbers is 80. Greater number exceeds by 5 from four times of the smaller. Find the numbers? 60, 20 64, 16 65, 15 62, 18 60, 20 64, 16 65, 15 62, 18 ANSWER DOWNLOAD EXAMIANS APP
Number System If a number is subtracted from its square we get 272. Find the number? 14 24 22 17 14 24 22 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
Number System If 70% of an equal to 40% of b, then ratio between a and b is? None 7: 11 7: 4 4: 7 None 7: 11 7: 4 4: 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
Number System Two third of three- fifth of one fourth of a number is 24, what is 30% of that number? 90 42 69 72 90 42 69 72 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 2/3 * 3/5 * 1/4 = 24x = 240240 * 30/100 = 72
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