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 Sum of the digits number is 8 and their product is 12. Find the difference between the digits? 6 4 2 None 6 4 2 None ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 8xy = 12(x – y)2 = (x + y)2 – 4xy (x – y)2 = 64 – 48 => (x – y) = 4
Number System How many figures are required to number the pages the pages of a book containing 365 pages? 987 977 897 967 987 977 897 967 ANSWER DOWNLOAD EXAMIANS APP
Number System A number when multiplied by five times of itself give the value equal to 1445. What is the number ? 15 17 18 16 15 17 18 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x x 5x = 1445= 5x² = 1445= x² = 289∴ x = 17
Number System The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is: 12 16 10 15 12 16 10 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and (22 - x). Then,5x = 6(22 - x) 11x = 132 => x = 12So, the numbers are 12 and 10.
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