Number System 7432 ÷ 32 x ? = 2787 12 78 21 41 12 78 21 41 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7432/32 x ? = 2787= ? = 2787 x 32/7432 = 12
Number System Sum of two numbers is 15. Two times of the first exceeds by 5 from the three times of the other. Then the numbers will be? 9, 6 7, 8 6, 9 10, 5 9, 6 7, 8 6, 9 10, 5 ANSWER DOWNLOAD EXAMIANS APP
Number System The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference of the two digits of the number ? 1 2 3 4 1 2 3 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) - (10y + x) = 36,9(x - y) = 36/9 = 4
Number System What is the difference between the local value of 7 and 5 in the number 2574? 570 403 413 430 570 403 413 430 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
Number System If (182)² is added to the square of a number, the answer so obtained is 47765. What is the number ? 131 121 101 111 131 121 101 111 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore x² + (182)² = 47765Therefore x² = 47765 - (182)2 = 47765 - 33124Therefore x² = 14641, Therefore x = 121
Number System What is the least number, which is perfect square but contains 2700 as its factor? 2700 1800 10800 5400 2700 1800 10800 5400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 900 * 3 * 3 = 8100
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