Number System A number when, 28 subtracted from it reduces to its one third. What is the value of 50% of that number? 24 42 84 21 24 42 84 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2/3 x = 28 => x = 4242 * 1/2 = 21
Number System Complete the series : 81, 69, 58, 48, 39 ........ 28 31 30 29 28 31 30 29 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 31
Number System 35 + 15 * 1.5 = ? 5.25 75 57.5 51.5 5.25 75 57.5 51.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp. = 35 + 15 * 3/2 = 35 + 45/2 = 35 + 22.5 = 57.5
Number System Find out the smallest possible number which will be divisible by 1122 as well as 153. 3366 2366 1366 4366 3366 2366 1366 4366 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3366
Number System The sum of two numbers is 165 and the difference between them is 9. What is the average of these two numbers ? 84.5 85.5 82.5 83.5 84.5 85.5 82.5 83.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 165x - y = 92x = 174 ∴ x = 87 and y = 78∴ x + y/2 = 165/2 = 82.5
Number System If (35)² is added to the square of a number the answer so obtained is 1394. What is the number ? 15 11 17 13 15 11 17 13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x Therefore, x² + (35)² = 1394Therefore, x² = 1394 - (35)² = 1394 - 1225 = 169Therefore, x = √169 = 13
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