Number System One-eighth of a number is 76. What will be 54% of the number ? 318.32 332.32 328.32 321.32 318.32 332.32 328.32 321.32 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 When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ? 45 55 35 65 45 55 35 65 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x² - (21)² = 1584= x² - 441 = 1584 = x² = 1584 + 441 = 2025∴ x = √2025 = 45
Number System 450% of a number is 4725. What is 82% of that number ? 841 871 861 851 841 871 861 851 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 450/100 = 4725= x = 4725 x 100/450 = 1050∴ 82% of 1050 = 1050 x 82/100= 861
Number System What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ? 75 77 78 76 75 77 78 76 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is: +9, +11, +13, +15, +17
Number System If the difference between a number and its three-fourth is 18, find the number. 72 68 61 57 72 68 61 57 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x - 3x/4 = 18= x/4 = 18= x = 4 x 18 = 72
Number System How many times the keys of a typewriter have to be pressed in order to write first 400 counting numbers? 1082 1192 1092 1200 1082 1192 1092 1200 ANSWER DOWNLOAD EXAMIANS APP
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