Number System 486+32×25—59=? 596 567 582 528 596 567 582 528 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
Number System How many numbers up to 100 are divisible by 7? 93 107 14 100 93 107 14 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 100/7 = 14 2/7 => 14 Numbers
Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 43900 23900 53900 33900 43900 23900 53900 33900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System If the numerator of a fraction is decreased by 12.5% and the denominator is increased by 180% the resultant fraction is 1/2. What is the original fraction ? 3/5 8/5 1/5 7/5 3/5 8/5 1/5 7/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the original fraction be x/y.∴ x x 87.5/100/y x 280/100 = 1/2or 87.5x/280y = 1/2∴ 175x = 280y∴ x/y = 280/175 = 8/5
Number System 65 x 288 ÷ 52 = 1.8 x ? 200 190 210 180 200 190 210 180 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 65x288/52x1.8 = 200
Number System Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number 7.5 4 15 5 7.5 4 15 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.7x -15 = 2x + 10 => 5x = 25 => x = 5
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