Question

What least value must be given to$\ast$ so that the number $8\ast 76246$ is divisible by $11$ ?

• A. $0$
• B. $1$
• C. $2$
• D. $3$

Answer 1

The correct option is C $2$

Sum of the digits at odd places =6+2+7+8
=23
Sum of the digits at even places =4+6+*
=10+*
Difference =23-(10+*)=13-*
The number will be divisible by 11 if 13 - * = 11
$\Rightarrow$*=2