Respuesta :
Answer: 1. Proportional 2. Not Proportional
Step-by-step explanation: cross multiply.
1. 16*9=144
36*4=144
2. 8*80= 640
20*20=400
Answer:
Question 1 is proportional, question two is not proportional.
Step-by-step explanation:
The first question is proportional since you can multiply 4/9 by 4 to get 16/36.
The second question is not proportional since you can't multiply 8/20 to get 20/80 so it is not proportional.