Number System What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12 9 3 2 7 9 3 2 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9
Number System Two numbers are in the ratio 3:5. If 9 be subtracted from each, they are in the ratio of 9:17. The first number is: 36 18 30 27 36 18 30 27 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (3x-9):(5x-9) = 9:17 x = 12 => 3x = 36
Number System If (17)3 is subtracted from the square of a number, the answer so obtained is 2143. What is the number ? 83 81 84 82 83 81 84 82 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (17*17*17) = 2143or x² = 2143 + 4913 = 7056∴ x = 84
Number System A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is: 24 22 27 30 24 22 27 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 27
Number System If R2 = S3 = K, where R, S and K are integers. Find the smallest positive integral value of K. (Greater than 1) 75 54 64 88 75 54 64 88 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 64
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