InterviewSolution
Saved Bookmarks
| 1. |
In each of the following numbers, what should be the missing digit in the indicated place such that the number is a multiple of 11? |
|
Answer» 8 Divisibility of 11: If the difference of the sum of the DIGITS at ODD places and the sum of the digits at EVEN places of a number is zero or a multiple of 11, then that number is divisible by 11. As per divisibility rule of 11, difference = (x + 21) - 18 = x + 3 => x + 3 = 11 => x = 8 |
|