Find the remainder when 10^7 + 10^5 + 10^3 + 10 is divided by 9.
Topic: Divisibility Tests
Find all digits x (0–9) such that the three-digit number 2×4 is divisible by both 3 and 4.
Find the remainder when 10^7 + 10^5 + 10^3 + 10 is divided by 9.
Find all digits x (0–9) such that the three-digit number 2×4 is divisible by both 3 and 4.