Number System What is the sum of all the prime numbers from 20 to 40? 120 118 117 119 120 118 117 119 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 23 + 29 + 31 + 37 = 120
Number System What is the greater of the two numbers whose product is 2560, given that the sum of the two numbers exceeds their difference by 64? 100 90 110 None of these 100 90 110 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the greater and the smaller number be g and s respectively.gs = 2560g + s exceeds g - s by 64 i.e., g + s - (g - s) = 64i.e., 2s = 64 => s = 32.g = 2560/s = 80.
Number System 148 x 3.75 x 4 = 111 x ? 19 17 24 20 19 17 24 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 148 x 3.75 x 4/111 = 20
Number System The number of prime factors of (6)10×(7)17×(55)27 101 91 41 61 101 91 41 61 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 91
Number System 7.8 x 4.5 x 4.2/0.14 = ? 1032 1087 1053 1012 1032 1087 1053 1012 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 4.5 x 4.2/0.14 = 1053
Number System What should come in place of question mark (?) in the following number series ? 7, 176, 480, 1058, 2188, 4426, ? 8881 8882 8884 8888 8881 8882 8884 8888 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Series is (No. + 9²) x 2, (+8²) x 2, (+7²) x 2, (+6²) x 2.......
EXAMIANS