I’m pretty sure it would be a and b
Answer:
When x = 12, y = 4.
Step-by-step explanation:
If
y
∝
x
we can write that
y
=
k
⋅
x
where k is a constant of proportionality.
Using the values given:
6
=
18
⋅
k
⇒
k
=
1
3
y
=
1
3
⋅
12
=
4
Answer:
y= 12x
Step-by-step explanation:
36/3=12
12× x =y
________________________
He can run 4 kilometers per minute.
Reasoning is because taking how many minutes are in an hour which is 60 and then you divided that by 15 the amount he was able to run in one hour.