Answer:
A.
Step-by-step explanation:
ANSWER: you have to figure out if it’s proportional
Step-by-step explanation:
You can do this by:
Seeing if it increases, has a slope, if it has a curve or straight line (straight line, proportional)
3 × 4 × 5 = 20 · x
12 × 5 = 20x
60 = 20x
20 20
3 = x
The missing number in a sentence is 3.
Ava took 5 minutes out of 60 in an hour to do half a mile
5×2=10
60/10=6mph
Damon took 3 minutes out of 60
3×2=6
60/6= 10mph
Reina took 4 minutes out of 60
4×2=8
60/8= 7.5mph