Start learning →

The number 47_ has a missing last digit. Which digit makes it divisible by 9?

A3
B7
C9
D5
Answer & Solution
Correct answer: B. 7
4 + 7 = 11, and 11 + 7 = 18, a multiple of 9, so the digit is 7.
Practise this question with Quill — Olympiad (Class 5) →

Keep practising Arithmetic

Browse all Arithmetic questions for Olympiad (Class 5), or explore more Mathematics topics.

Start a Arithmetic lesson →
Related questions