Number System If one third of 3/4 of a number is 21. Then find the number? 840 63 630 84 840 63 630 84 ANSWER DOWNLOAD EXAMIANS APP
Number System (4 86%of 6500) ÷ 36 =? 777.5 677.5 977.5 877.5 777.5 677.5 977.5 877.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 877.5
Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. 55 None of these 120 30 55 None of these 120 30 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 4 2 3 1 4 2 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) - (10y + x) = 36,9(x - y) = 36/9 = 4
Number System If the of a two-digit number are interchanged, the number so obtained is greater than the original number by 18. If the sum of the two digits of the number is 14. What is the original number ? 68 66 62 64 68 66 62 64 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be 10x + y.No. formed by the interchange of digits = 10y + xWe have y - x = 2 .........(i)y + x = 14 .........(ii)Solving (i) and (ii), we get x = 6, and y = 8∴ the no. is 68.
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