Number System If the product of two successive positive integers is 4692, what is the smaller number ? 68 70 64 66 68 70 64 66 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∵ 68 x 69 = 4692
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? 8 10 9 6 8 10 9 6 ANSWER DOWNLOAD EXAMIANS APP
Number System What should come in place of question mark (?) in the following number series ? 7, 176, 480, 1058, 2188, 4426, ? 8888 8884 8882 8881 8888 8884 8882 8881 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Series is (No. + 9²) x 2, (+8²) x 2, (+7²) x 2, (+6²) x 2.......
Number System What least number shall be added to 4700 to make it a perfect square ? 81 71 61 91 81 71 61 91 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (69)² = 4761 and (68)² = 4624Clerly 4624 < 4700 < 4761So 61 should be added to make 4700 a perfect square.
Number System 5358 * 51 = ? 273258 273268 273358 273348 273258 273268 273358 273348 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5358 * 51 = 5358 * (50 + 1) = 5358 * 50 + 5358 * 1= 267900 + 5358 = 273258
Number System On dividing number by 5, we get 3 as remainder. What will be the remainder when the square of this number is divided by 5? 1 4 0 2 1 4 0 2 ANSWER DOWNLOAD EXAMIANS APP
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