Answer:

Step-by-step explanation:
Using the rules of exponents
×
=
,
= 1
m² ×
× 
=
× 
=
× 
= 1 × 
= 
SSS because they share the middle segment so it makes it similar
I believe that the answer is 328 times 4 = x, where x is the total number of water bottles needed.
A) h=hours
b) 40 (h)+30= amount earned
hope that is right