express these ratios as a fraction in simplest form

Question

1. 25 to10

2. 14:70

3. 11:66

4. 12 to 64

5. 90 to 33

6.50 : 100

Answer 1

1.
25/10 = 5/2 = 2 1/2

2.
14/70 = 2/10 = 1/5

That's a start. I'll be glad to check your answers to the rest.

Answer 2

1.5/2
2.1\5
3.1\6
4.3\16
5.30\11
6.1\2