Answer:
fraction ratio decimal
1. 20% = 1/5 1. 1 : 5 1. 0.2
2. 80% = 4/5 2. 4 : 5 2. 0.8
1. 90 = base 30% = rate 27 = percentage
2. 50 = base 25% = rate 200 = percentage
Step-by-step explanation:
Hope this helps :D
