A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by |
|
|||||||
(a) |
3 |
(b) |
5 |
(c) |
9 |
(d) |
11 |
A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by |
|
|||||||
(a) |
3 |
(b) |
5 |
(c) |
9 |
(d) |
11 |
Let the ten’s digit be and the unit’s digit be
Then, number =
Number obtained by interchanging the digits =
which is divisible by 11.
The sum of the digits of a two-digit number is 9 less than the number. Which of the following digits is unit’s place of the number? |
|
|||||||
(a) |
1 |
(b) |
2 |
(c) |
4 |
(d) |
Data inadequate |
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