Number System How many figures are required for numbering the pages of a book containing 1000 pages? 2883 3892 6489 2893 2883 3892 6489 2893 ANSWER DOWNLOAD EXAMIANS APP
Number System The difference between 71% of a number and 46% and of the same number is 212. What is 75% of that number 845 673 724 636 845 673 724 636 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ 71% of x - 46% of x = 212∴ (71 - 46)% of x = 212∴ 25/100 x x = 212∴ x = 212 x 4 = 848∴ 75% of 848 = 848 x 75/100 = 636
Number System 384×12×2=? 8465 7487 6123 9216 8465 7487 6123 9216 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9216
Number System Two numbers have a H.C.F of 16 and a product of two numbers is 2560. Find the L.C.M of the two numbers? 160 140 170 150 160 140 170 150 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP L.C.M of two numbers is given by(Product of the two numbers) / (H.C.F of the two numbers) = 2560/16 = 160.
Number System Two-third of a positive number and 25/216 of its reciprocal are equal. The number is: 12/5 5/12 25/144 144/25 12/5 5/12 25/144 144/25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,2/3 x = 25/216 * 1/xx2 = 25/216 * 3/2 = 25/144 x = 5/12
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? 7/13 8/13 9/13 6/13 7/13 8/13 9/13 6/13 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
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