What minimum value should be assigned to *, so that 2361*48 is exactly divisible by 9 ?

Answer: Option B

2361*48 will be divisible by 9 if the sum of the digits of the given number is divisible by 9
2 + 3 + 6 + 1 + * + 4 + 8 i.e., (24 + *) is divisible by 9
Clearly, * = 3 because 27 is divisible by 9