Answer:
25%
Step-by-step explanation:
Could not do the 2nd one, but will update if I figure it out
X and y vary directily means
y=kx
72=3k
divide both sides by 3
24=k
k=24
y=72
Answer:
52
Step-by-step explanation:
8*6=48
12-4=8
8/2 =4 Use PEMDAS in these kinds of situations
48+4=52