To get the answer. you have to find the unit rate.
To find the unit rate, divide 2.50 by 5 which is 0.5 or 50 cents.
(You can check to see if you did this right by multiplying, so .5x5=2.5)
Then you multiply .5 by 7 which is 3.5, or $3.50.
you have to read the bottom link for the answer key
Answer:
B.25.12
Step-by-step explanation:
Solution
C=2πr=2·π·4≈25.13274cm
Hope this helps!
B I’m not 100% sure but I think