7X2 is a three digit number and X is the missing digit. If the number is divisible by 6, the missing digit is

Question7X2 is a three digit number and X is the missing digit. If the number is divisible by 6, the missing digit is
Typemultiple_choice
Option4incorrect
Option3correct
Option2incorrect
Option5incorrect
SolutionThe given number is divisible by 6 so it would be divisible by 2 and 3. As the last digit is 2 whatever be the value of X, it would be divisible by 2. Now, 7+X+2 = 9 + X, must be divisible by 3. ∴X = 3 makes the number divisible by 3, so 3 is the required digit.
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