Number System If the L.C.M of two numbers is 750 and their product is 18750, find the H.C.F of the numbers. 125 50 30 25 125 50 30 25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F = (Product of the numbers) / (Their L.C.M) = 18750/750 = 25.
Number System The difference between a number and its three-fifth is 50. What is the number? 100 None of these 125 75 100 None of these 125 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x - 3/5 x = 50 => 2/5 x = 50x = (50 * 5)/2 = 125.
Number System Supply the missing figure : 2, 6, 12, 20, 30 ... 56 41 40 42 39 41 40 42 39 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 42
Number System Subtracting 30 from a number, the remainder is one fourth of the number. Find the number? 30 40 22 1/2 45 30 40 22 1/2 45 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/4 x = 30 => x = 40
Number System The number of prime factors of (6)10×(7)17×(55)27 41 91 101 61 41 91 101 61 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 91
Number System Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number? 160 240 180 140 160 240 180 140 ANSWER DOWNLOAD EXAMIANS APP
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