Number System If the three fourth of a number is subtracted from the number; the value so, obtained is 163. What is that number ? 652 678 689 692 652 678 689 692 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number x (1 - 3/4) = 163∴ Number = 163 x 4 = 652
Number System The simplest form of 1.5 : 2.5 is : 5 : 7 17 : 19 3 : 5 13 : 11 5 : 7 17 : 19 3 : 5 13 : 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3 : 5
Number System √343 = ? 21 18 19 20 21 18 19 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √343 = 18
Number System (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 54.7 45 42.1 42.6 54.7 45 42.1 42.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by: 11 5 3 9 11 5 3 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x and unit's digit be y. Then, number 10x + y.Number obtained by interchanging the digits = 10y + x.(10x + y) + (10y + x) = 11(x + y)which is divisible by 11.
Number System The difference between a number and its three-fifth is 50. What is the number? 125 100 75 None of these 125 100 75 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x - 3/5 x = 50 => 2/5 x = 50x = (50 * 5)/2 = 125.
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