Concrete is made by mixing cement sand and gravel in the ratio 5:9:13 how much cement is needed to make 324 ft of concrete

asked May 25, 2021 75.3k views

0 votes

7.5k points

Please log in or register to add a comment.

3 votes

Answer:

156 ft

Explanation:

5x+9x+13x=324

27x=324

x=12

13(12)=156

Pscheit answered May 31, 2021