Number System A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is: 27 30 22 24 27 30 22 24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 27
Number System The sum of three consecutive numbers is 87. The greatest among these three number is: 26 28 30 29 26 28 30 29 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x, x + 1 and x + 2 Then,x + (x + 1) + (x + 2) = 873x = 84x = 28Greatest number, (x + 2) = 30.
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: 10 12 16 15 10 12 16 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.
Number System What will be the next number in the following number series ? 177 182 162 191 177 182 162 191 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1² + 1, 3² + 3, 5² + 5, 7² + 7
Number System (4 86%of 6500) ÷ 36 =? 677.5 977.5 777.5 877.5 677.5 977.5 777.5 877.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 877.5
Number System In an examination, 68% of the total examinees passed. If the number of failures is 248, the total number of examinees is 725 775 750 640 725 775 750 640 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Failed students are 32% which is 248.∴ Total = 24800/32 = 775
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