Number System The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is: 15 12 10 16 15 12 10 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and (22 - x). Then,5x = 6(22 - x) 11x = 132 => x = 12So, the numbers are 12 and 10.
Number System Find the greatest number which leaves the same remainder when it divides 25, 57 and 105. 8 12 16 18 8 12 16 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 105 - 57 = 4857 - 25 = 32105 - 25 = 80The H.C.F of 32, 48 and 80 is 16.
Number System √9216 + √15376 = ? 220 231 224 227 220 231 224 227 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √9216 + √15376= 96 + 124= 220
Number System 1827÷ 36 x ?=162.4 1.9 4.3 3.2 2.6 1.9 4.3 3.2 2.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3.2
Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. 120 55 None of these 30 120 55 None of these 30 ANSWER DOWNLOAD EXAMIANS APP
Number System The average of five consecutive even numbers A, B, C, D and E is 54. What is the product of'B' and 'E' ? 4098 3016 1456 2871 4098 3016 1456 2871 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Because, The even numbers are consecutive and their average is 54.∴ The number C will be 54.∴ A = 50, B = 52, D = 56, E = 58B x E = 52 x 58 = 3016