Number System If 5/7 of a number is 145, what is 180% of that number ? 375.4 345.4 355.4 365.4 375.4 345.4 355.4 365.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 5/7 = 145∴ x = 145 x 7/5 = 203Now, 203 x 180/100 = 365.4
Number System If one third of 3/4 of a number is 21. Then find the number? 630 63 840 84 630 63 840 84 ANSWER DOWNLOAD EXAMIANS APP
Number System The difference between two integers is 5. Their product is 500. Find the numbers. 21, 26 30, 25 20, 25 15, 20 21, 26 30, 25 20, 25 15, 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the integers be x and (x + 5). Then, x(x + 5) = 500 x2 + 5x - 500 = 0 (x + 25)(x - 20) = 0 x = 20So, the numbers are 20 and 25.
Number System Which is the smallest fractions among the following ? 13/15 27/31 15/19 11/13 13/15 27/31 15/19 11/13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 11/13 = 0.8461,13/15 = 0.8666,27/31 = 0.87,15/19 = 0.789
Number System In a pair of fractions, fraction A is twice the fraction B and the product of two fractions is 2/25. What is the value of fraction A? 1/5 Data inadequate 1/25 2/5 1/5 Data inadequate 1/25 2/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A = 2B => B = 1/2 A, so, AB = 2/25 1/2 A2 = 2/25A2 = 4/25 A = 2/5
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: 6890 2568 5336 9865 6890 2568 5336 9865 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5336
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