Number System If the numberator of a fraction is increased by 50% and denominator by 20% the fraction become 9/15. What was the original fraction ? 6/7 13/25 12/25 3/5 6/7 13/25 12/25 3/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the fraction be x/yWe have 150x/120y = 9/15= x/y = 12/25
Number System Find the least number with which 16200 should be multiplied, to make it a perfect cube. 45 36 48 360 45 36 48 360 ANSWER DOWNLOAD EXAMIANS APP
Number System On converting the following base-2 numeral in base ten, 1101101, we get 106 107 109 108 106 107 109 108 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 109
Number System What is 25/2% of 482 times of 183 ? 12025.75 12025.50 11050.75 11025.75 12025.75 12025.50 11050.75 11025.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 25/2% of [482 x 183]= 25/2% of 88206= 25/2 x 88206 / 100= 88206 / 8= 11025.75
Number System If the difference between a number and its three fifths is 62, what is the number ? 155 175 145 165 155 175 145 165 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x - 3x/5 = 62or x = 62 x 5/2 = 155
Number System What is the remainder when 263251 is divided by 9? 1 8 3 6 1 8 3 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP If the sum of the digits of a number is divisible by 9, the number will be divisible by 9.2 + 6 + 3 + 2 + 5 + 1 = 19The nearest multiple of 9 is 18.19 - 18 = 1.
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