Number System Find the greatest number which leaves the same remainder when it divides 25, 57 and 105. 8 18 16 12 8 18 16 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 105 - 57 = 4857 - 25 = 32105 - 25 = 80The H.C.F of 32, 48 and 80 is 16.
Number System The average of five consecutive even numbers, p, q, r, s and t is 40. What is the product of 'r' and 's' ? 1580 1480 1780 1680 1580 1480 1780 1680 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x, x + 2, x + 4, x + 6, and x + 8Avg = x + x + 2 + x + 4 + x + 6 + x + 8/5 = 40Therefore, 5x + 20 = 200Therefore, x = 180/5 = 36Therefore, r = x + 4 = 40 s = x + 6 = 42Therefore, Product = 1680
Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 11 5 0 3 11 5 0 3 ANSWER DOWNLOAD EXAMIANS APP
Number System (95.6x 910.3) ÷ 92.56256 = 9? 12.24 13.34 15.54 14.44 12.24 13.34 15.54 14.44 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 13.34
Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 495 480 490 485 495 480 490 485 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
Number System In how many different ways can the letters of word "SENTENCE" be arranged ? 6460 3260 2360 3360 6460 3260 2360 3360 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 8!/3! 2! = 40320/12 = 3360
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