Question

Can you help with 5 math multiple question their easy

Answer 1

1. yes because they go into it equally
2. 2 3 4 5 9 10
3. 3 5 9
4. 300 and 400 because 100 x 3 is 300 and 4 x 100 is 400
5. 9000 and 5000 because 9 x 1000 is 9000 and 5 x 1000 is 5000