MCQ
Mark the correct alternative in the following: $5*2$ is a three digit number with $*$ as a missing digit. If the number is divisible by $6$, the missing digit is.
- ✓$2$
- B$3$
- C$6$
- D$7$
✓
Answer
Correct option: A.
$2$
A number divisible by $6$ must also be divisible by $3$ as $6$ is a multiple of $3.$
Sum of the given digits $= 5 + 2 = 7$
We know that multiple of $3$ greater than $7$ is $9.$
$\therefore$ $9 - 7 = 2$
Therefore, the required digit is $2$.
Sum of the given digits $= 5 + 2 = 7$
We know that multiple of $3$ greater than $7$ is $9.$
$\therefore$ $9 - 7 = 2$
Therefore, the required digit is $2$.
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