Number System Write the next number in the series : 14, 16, 13, 17, 12, 18, 11 .... 19 1 15 7 19 1 15 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 19
Number System The sum of the digits of a two-digit number is 12, and the difference between the number and the number obtained by interchanging the two digits of the number is 18. Find the number. 12.5 50 75 25 12.5 50 75 25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10x + y.∴ x + y = 12 ...........(i)10x + y - (10x + x) = 18or 10x + y - 10y - x = 18or 9x - 9y = 18∴ x - y = 2From (i) and (ii), x = 7, y = 5∴ Number = 75
Number System What is the sum of all the numbers between 300 and 1000 which are divisible by 179? 2607 2517 2527 2506 2607 2517 2527 2506 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506
Number System Complete the series : 81, 69, 58, 48, 39 ........ 30 28 29 31 30 28 29 31 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 31
Number System If the sum of the two numbers is 22 and the sum of their squares is 404, then the product of the numbers is: 40 44 88 80 40 44 88 80 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then, (x + y) = 22 and x2 + y2 = 404 Now, 2xy = (x + y)2 - (x2 + y2) 2xy= 222 - 404 = 484 - 404 = 80xy = 40
Number System When 102 is reduced from a number, the number gets reduced by 88%. What is that number ? 550 650 750 850 550 650 750 850 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 850
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