Answer:
See below.
Step-by-step explanation:
Ratio 1: 1 : 11.
Ratio 2: 2 : 20 (Simplified as 2 : 2).
Ratio 3: 3 : 29.
Ratio 4: 4 38.
c 18
Idid thsi in Kahn academy and got it correctly
20
10- 10, <u>20</u>, 30, 40 ,50
4- 4, 8, 12, 16, <u>20</u>
