Number System How many numbers between 300 and 800 can be by using digits 2, 4, 5, 6 and 0 ? 52 48 36 56 52 48 36 56 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∴ Reqd . numbers = 3 x 4P2 = 3 x 12 = 36
Number System A certain number when divided by 45 leaves a remainder 31, what is the remainder if the same number be divided by 15? 11 1 9 13 11 1 9 13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 45 + 31 = 76/15 = 1 (Remainder)
Number System 384×12×2=? 9216 8465 6123 7487 9216 8465 6123 7487 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9216
Number System In an examination, 68% of the total examinees passed. If the number of failures is 248, the total number of examinees is 750 775 640 725 750 775 640 725 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Failed students are 32% which is 248.∴ Total = 24800/32 = 775
Number System 2536+4851—?=3450+313 4567 6784 3624 5243 4567 6784 3624 5243 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3624
Number System Pick the wrong number from the given number series. 3,4,10,33,135,685,4116 685 135 10 33 685 135 10 33 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The correct number is 136.3 x 1 + 1 = 44 x 2 + 2 = 1010 x 3 + 3 = 3333 x 4 + 4 = 136136 x 5 + 5 = 685685 x 6 + 6 = 4116
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