Number System Look at this series: 1000, 200, 40, ... What number should come next? 14 8 24 2 14 8 24 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is a simple division series. Each number is divided by 5. Rule = (1st number / 5 = 2nd number) (2nd number / 5 = 3rd number)....Now, (1000 / 5 = 200), (200 / 5 = 40), (40 / 5 = 8)...So answer is a = 8.
Number System How many times the keys of a typewriter have to be pressed in order to write first 400 counting numbers? 1082 1200 1192 1092 1082 1200 1192 1092 ANSWER DOWNLOAD EXAMIANS APP
Number System 5525 ÷ 17 = √? 112225 93025 99225 105625 112225 93025 99225 105625 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √? = 5525/17 = 325∴ ? = (325)² = 105625
Number System What should come in the place of ' ? ' in the following number series ? 2, 5, 9, 19, 37, ? 75 76 77 78 75 76 77 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2 x 2 + 1 = 5;5 x 2 - 1 = 99 x 2 + 1 = 19: 19 x 2 - 1 = 3737 x 2 + 1 = 75
Number System If 4 2/3 is subtracted form 10 1/2 and the difference is multiplied by 450, then what is the final answer? None of these 2675 2875 2725 None of these 2675 2875 2725 ANSWER DOWNLOAD EXAMIANS APP
Number System In a two-digit number, the digit in unit's place is two more than three times the digit in ten's place. If the sum of the two digits is 10, what is the number ? 24 22 18 28 24 22 18 28 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10x + y.∴ y = 3x + 2 .......(i)And, x + y = 10 ......(ii)From (i) and (ii), x = 2, y = 8∴ Number = 28
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