Number System In an examination, 68% of the total examinees passed. If the number of failures is 248, the total number of examinees is 775 750 640 725 775 750 640 725 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Failed students are 32% which is 248.∴ Total = 24800/32 = 775
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 4/9 5/9 6/9 3/9 4/9 5/9 6/9 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 Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number 5 15 7.5 4 5 15 7.5 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.7x -15 = 2x + 10 => 5x = 25 => x = 5
Number System In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is: 5336 6890 9865 2568 5336 6890 9865 2568 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5336
Number System ?2704 x ?2209=? 1444 3444 4444 2444 1444 3444 4444 2444 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2444
Number System What is the average of the following set of numbers ? 173, 192, 198, 204, 211, 223, 227 234 210 222 204 234 210 222 204 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Avg = 173 + 192 + 198 + 204 + 211 + 223 + 227/7 = 1428/7 = 204
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