SOLUTION: If a gallon (gal) of water weighs 8.34 pounds (lb), how much does 3.75 gal weigh? a) 15 lb b) 31.275 lb c) 30.125 lb d) 12.09 lb Thank you very much

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: If a gallon (gal) of water weighs 8.34 pounds (lb), how much does 3.75 gal weigh? a) 15 lb b) 31.275 lb c) 30.125 lb d) 12.09 lb Thank you very much      Log On


   

Question 117809: If a gallon (gal) of water weighs 8.34 pounds (lb), how much does 3.75 gal weigh?
a) 15 lb b) 31.275 lb c) 30.125 lb d) 12.09 lb
Thank you very much
Answer by misscrt(37) About Me  (Show Source):
You can put this solution on YOUR website!
If a gallon (gal) of water weighs 8.34 pounds (lb), how much does 3.75 gal weigh?
a) 15 lb b) 31.275 lb c) 30.125 lb d) 12.09 lb
Thank you very much

Write a proportion as follows:
1 gal/8.34 lb = 3.75 gal/x
Solve for x
Cross multiply
1 (x) = 8.34(3.75)
x = 31.2750 lb
Hope that helps.
misscrt