For what value of A, 2545A is divisible by 8?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4 i.e. 6.
Divisibility rule of 8:- An integer is divisible by 8 only if three consecutive digits are all either 000 or constitute a number divisible by 8.
2545A is divisible by 8
Then, 45A must be divisible by 8
⇒ A = 6
⇒ 456/8 = 57
So, 25456 is divisible by 8
Hence, the value of A is 6