Number System 68375 + 72848 - ? = 34346 + 49569 None of these 58308 59308 57308 None of these 58308 59308 57308 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 68375 + 72848 - 34346 - 49569 = 141223 - 83915 = 57308
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 ? 3/9 6/9 4/9 5/9 3/9 6/9 4/9 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 What is the difference between the local values of 3 in the number 53403? 2997 3030 0 3003 2997 3030 0 3003 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3000 – 3 = 2997
Number System By how much is 3/5th of 875 greater than 2/3 of 333? 303 233 362 199 303 233 362 199 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/5th of 875 is greater than 2/3rd of 333= 3/5 * 875 - 2/3 * 333= 525 - 222 = 303.
Number System A, B, C, D and E are consecutive even numbers respectively. The average of 5 numbers is 82. What is the product of C and E ? 6353 6363 6383 6373 6353 6363 6383 6373 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4 = 5 x 82= 5x + 10 = 410 = 5x = 400= x = 400/5 = 80 ∴ A = 80C = 82and E = 84= C x E = 82 x 84 = 6383
Number System 65% of 320+?=686 478 479 480 481 478 479 480 481 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65% of 320+?=686 208+?=686?=686-208?=478
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