Answer:
15%
Step-by-step explanation:
40=100%
20=50%
4=10%
2=5%
10%+5%=15%
4+2=6
Answer:
the common ratio is 3
Step-by-step explanation:
to solve for the common ratio, I like to take the second term and divide it by the first term
15/5 = 3
then I will check the rest of the terms
15*3 = 45
45*3 = 135
It looks like the common ratio is correct!
Answer:
Yes it goes in a straight line
Step-by-step explanation:
Answer:
2.5
Step-by-step explanation:
if you take 80 and 120 on the graph look at the middle you get 100 and in between 2 and 3 you get 2.5 so it would take 2.5 gallons of gas for 100 miles