Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 495 490 485 480 495 490 485 480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
Number System 35%of ?=242 487 693 542 394 487 693 542 394 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 693
Number System A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent? 9 6 10 8 9 6 10 8 ANSWER DOWNLOAD EXAMIANS APP
Number System On dividing a number by 68, we get 269 as quotient and 0 as remainder. On dividing the same number by 67, what will be the remainder? 1 2 0 3 1 2 0 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number = 269 * 68 + 0 = 1829267) 18292 (273 18291 -------- 1Required number = 1.
Number System On multiplying a number by 7, the product is a number each of whose digits is 3. The smallest such number is: 47649 47619 48619 47719 47649 47619 48619 47719 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP By hit and trail, we find that47619 * 7 = 333333.7) 333333 (47619 333333---------------- 0
Number System In how many different ways can the letters of the word 'DETERMINE' be arranged ? 60480 61480 62480 63480 60480 61480 62480 63480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of arrangements = 9! / 3! Because, E comes 3 times = 60480
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