Number System The sum of two numbers is 25 and their difference is 13. Find their product. 325 315 104 114 325 315 104 114 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then x + y = 25 and x - y = 13.x = 19; y = 6xy = 19 * 6 = 114
Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 53900 33900 43900 23900 53900 33900 43900 23900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 3 0 5 11 3 0 5 11 ANSWER DOWNLOAD EXAMIANS APP
Number System What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12 7 9 2 3 7 9 2 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9
Number System A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent? 9 8 6 10 9 8 6 10 ANSWER DOWNLOAD EXAMIANS APP
Number System Sum of the digits number is 8 and their product is 12. Find the difference between the digits? 6 4 None 2 6 4 None 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 8xy = 12(x – y)2 = (x + y)2 – 4xy (x – y)2 = 64 – 48 => (x – y) = 4
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