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. 25 30 50 125 25 30 50 125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F = (Product of the numbers) / (Their L.C.M) = 18750/750 = 25.
Number System 68375 + 72848 - ? = 34346 + 49569 58308 59308 57308 None of these 58308 59308 57308 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 68375 + 72848 - 34346 - 49569 = 141223 - 83915 = 57308
Number System The difference between 45% of a number and 18% of the same number is 145.8. What is 30% of that number ? 162 188 245 141 162 188 245 141 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.45% of x - 18% of x = 145.8∴ x/100 (45 - 18) = 145.8∴ x = 145.8 x 100/27 = 540∴ 30% of 540 = 540 x 30/100 = 162
Number System One-eighth of a number is 76. What will be 54% of the number ? 328.32 321.32 318.32 332.32 328.32 321.32 318.32 332.32 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, 1/8 of x = 76Therefore, x = 60854% of 608 = 608 x 54/100 = 328.32
Number System What number should replace both the question marks (?) in the following question ? 82 85 84 83 82 85 84 83 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 84
Number System 1256+4813+765=? 6839 6836 6831 6834 6839 6836 6831 6834 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1256+4813+765= 6069+765=6834
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