Answer:
its i think the first one and the last one
Step-by-step explanation:
sorry if its wrong but i think it is right
Answer:
I recoment using the formula because its different ways its taught
Step-by-step explanation:
maybe look up different formula's
Answer:
no
Step-by-step explanation:
14:8 = 14/8 = 7/4
28:10 = 28/10 = 14/5
Since the fractions are not equal, it is not a proportion.
Answer: no