Number System What is the sum of all the numbers between 300 and 1000 which are divisible by 179? 2527 2506 2517 2607 2527 2506 2517 2607 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506
Number System Supply the missing figure : 3, 11, 8, 16, 13 .... 18 21 28 18 12 21 28 18 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is: 5336 9865 2568 6890 5336 9865 2568 6890 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5336
Number System If 4 2/3 is subtracted form 10 1/2 and the difference is multiplied by 450, then what is the final answer? 2725 2675 2875 None of these 2725 2675 2875 None of these ANSWER DOWNLOAD EXAMIANS APP
Number System What is the sum of 1 + 2 + 3+ ... + 27 ? 396 382 343 378 396 382 343 378 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Sum = 27 x (27 + 1)/2= 27 x 28/2= 27 x 14= 378
Number System A box contains 5 red, 4 black and 4 blue balls. If 3 balls are drawn randomly from the box, what is the probability that there are exactly 2 blue balls in the three drawn balls ? 27/143 28/144 29/145 30/146 27/143 28/144 29/145 30/146 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total balls = 5 + 4 + 4 = 13∴ n(S) = 13C3 = 2862 blue balls can be selected from 4 balls in 4C2 = 6 ways and the remaining one ball is to be selected from 9 balls in 9C1 = 9 ways ∴ n(E) = 6 x 9∴ P(E) = 6 x 9/286 = 27/143
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