Question

If the number x4461 is divisible by 11, what is the face value of x?

• A. 5
• B. 2
• C. 3
• D. 4

Answer 1

Answer:

A. 5

According to divisibility rule of 11, x4461 is divisible by 11 if ⇒ (Sum of odd place number) – (Sum of even place number) is divisible by 11 ⇒ (x + 4 + 1) – (4 + 6) = x + 5 – 10 = x – 5 is divisible by 11 ⇒ x = 5