Number System If the numerator of a fraction is increased by 200% and the denominator by 300%, the fraction thus obtained is 1/36. What is the original fractions ? 4/9 3/9 6/9 5/9 4/9 3/9 6/9 5/9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the fractions be x/yx + 200% of x/y + 300% of y = 1/3= x + 2x/y + 3y = 1/3= 3x/4y = 1/3Hence x/y = 4/9
Number System On dividing 2272 as well as 875 by 3-digit number N, we get the same remainder. The sum of the digits of N is: 11 10 13 12 11 10 13 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Clearly, (2272 - 875) = 1397, is exactly divisible by N.Now. 1397 = 11 * 127The required 3-digit number is 127, the sum of whose digit is 10.
Number System 8988 / 8 / 4 = ? 4494 561.75 280.875 2247 4494 561.75 280.875 2247 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8988 * 1/8 * 1/4 = 2247/8 = 280.875
Number System Complete the series : 11, 12, 17, 18, 23, 24 ... 14 12 30 None of these 14 12 30 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP None of these
Number System Complete the series : 81, 69, 58, 48, 39 ........ 28 30 31 29 28 30 31 29 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 31
Number System 5358 * 51 = ? 273348 273358 273268 273258 273348 273358 273268 273258 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5358 * 51 = 5358 * (50 + 1) = 5358 * 50 + 5358 * 1= 267900 + 5358 = 273258
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