Write the smallest digit in the blank space of a number 7__7624, so that the number formed is divisible by 3.

Correct option is A

Given:
The number which is divisible by 3 = 7__7624
Concept Used:
Divisibility rule of 3 - The sum of digits should be divisible by 3
Solution:
In 7__7624 to be divisible by 3 ,
Sum of digits is 7+7+6+2+4=26
Nearest next number to make 26 divisible is 27 , so 1 should come in space.
Hence number is 717624.