Number System If 5/7 of a number is 145, what is 180% of that number ? 355.4 375.4 345.4 365.4 355.4 375.4 345.4 365.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 5/7 = 145∴ x = 145 x 7/5 = 203Now, 203 x 180/100 = 365.4
Number System What is 432 times 119 ? 50408 51408 53408 52408 50408 51408 53408 52408 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. 432 x 119 = 51408
Number System A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13? 5 11 7 0 5 11 7 0 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39 + 20 = 59/13 = 7 (Remainder)
Number System When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ? 55 65 45 35 55 65 45 35 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 The product of two consecutive odd numbers is 4623. What is the product of the next two consecutive odd numbers ? 8795 5183 7745 6782 8795 5183 7745 6782 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √4623 = 6767 x 69 = 4623∴ Required product = 71 x 73 = 5183
Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. 120 30 None of these 55 120 30 None of these 55 ANSWER DOWNLOAD EXAMIANS APP
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