A four-digits number abba is divisible by 4 and a < b. How many such numbers are there?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 8.
If the last two digits of a number is divisible by 4, the number is divisible by 4.
According to the given question,
Since, a < b then the numbers can be as follows:
2332, 2552, 4664, 2772, 6776, 4884, 2992 and 6996
Hence there are 8 such numbers.