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 8 10 6 9 8 10 6 ANSWER DOWNLOAD EXAMIANS APP
Number System Find the nearest to 25268 which is exactly divisible by 467? 25218 25228 25208 25308 25218 25228 25208 25308 ANSWER DOWNLOAD EXAMIANS APP
Number System 7.8% of 12.5 + 2.5% of 161 = ? 12 9 2 5 12 9 2 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5
Number System If the product of two successive positive integers is 4692, what is the smaller number ? 66 64 68 70 66 64 68 70 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∵ 68 x 69 = 4692
Number System Find the number of factors of 300 excluding 1 and itself. 16 15 18 14 16 15 18 14 ANSWER DOWNLOAD EXAMIANS APP
Number System The sum of a number and its reciprocal is one-eighth of 34. What is the product of the number and its square root? 8 27 32 None of these 8 27 32 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,x + 1/x = 34/8 8x2 - 34x + 8 = 0 4x2 - 17x + 4 = 0 (4x - 1)(x - 4) = 0 x = 4required number = 4 * √4 = 4 * 2 = 8.
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