Number System A certain number when divided by 45 leaves a remainder 31, what is the remainder if the same number be divided by 15? 13 11 1 9 13 11 1 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 45 + 31 = 76/15 = 1 (Remainder)
Number System Which one of the following represents the sum of the first n even numbers? N(N – 1) N2+ 1 N(N + 1) N2 N(N – 1) N2+ 1 N(N + 1) N2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP N (N + 1)
Number System If one-seventh of a number is 55 then 40% of that number = ? 163 171 154 147 163 171 154 147 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x , Therefore, x/7 = 55Therefore, x = 55 x 7 = 385Therefore, 49% of 385 = 154
Number System The difference between 68% of a number and 35% of the same number is 1216. What is 28% of the number ? 1037.75 1027.75 1031.75 1043.75 1037.75 1027.75 1031.75 1043.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore 68x / 100 - 35x / 100 = 1216 Therefore x = 1216 x 100 / 33Therefore 28% of x = 28x / 100 = 1216 x 100 / 33 x 28 / 100= 1216 x 100 x 28 / 33 x 1/100 = 1031.75
Number System Twenty times a positive integer is less than its square by 96. What is the integer? 20 30 24 Cannot be determined 20 30 24 Cannot be determined ANSWER DOWNLOAD EXAMIANS APP
Number System Complete the series : 11, 12, 17, 18, 23, 24 ... None of these 12 14 30 None of these 12 14 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP None of these
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