Number System In a fraction, twice the numerator is two more than the denominator. If 3 is added to the numerator and the denominator each, then the resultant fraction will be 2/3 .What was the original fraction 19/12 11/12 7/12 17/12 19/12 11/12 7/12 17/12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7/12
Number System What is the difference between the local value of 7 and 5 in the number 2574? 430 413 403 570 430 413 403 570 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
Number System The difference between 35% of a number and 18% of the same number is 93.5 then what is the 40% of that number ? 225 245 232 220 225 245 232 220 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Diff = (35 - 18)% of x = 93.517x/100 = 93.5Therefore, x = 550Therefore, 40% of 550 = 220
Number System 68375 + 72848 - ? = 34346 + 49569 None of these 58308 57308 59308 None of these 58308 57308 59308 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 68375 + 72848 - 34346 - 49569 = 141223 - 83915 = 57308
Number System Four-fifth of a number is 10 more than two-third of the same number. What is the number? 89 75 35 91 89 75 35 91 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 75
Number System The difference between a positive proper fraction and its reciprocal is 9/20. The fraction is: 4/5 3/10 3/5 5/4 4/5 3/10 3/5 5/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1/x - x = 9/20 20x2 + 9x - 20 = 0 20x2 + 25x - 16x - 20 = 0 5x(4x + 5) -4(4x + 5) = 0(4x + 5)(5x - 4) = 0x = 4/5
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