Solve the problem.
-A contractor mixes concrete from bags of pre- mix for small jobs. How many bags with $4 \%$ cement should he mix with 7 bags of $20 \%$ cement to produce a mix containing $11 \%$ cement?
A) 21 bags
B) 11 bags
C) 16 bags
D) 9 bags

Question

Quizplus · Accepted Answer

The Answer of Solve the problem.
-A contractor mixes concrete from bags of pre- mix for small jobs. How many bags with $4 \%$ cement should he mix with 7 bags of $20 \%$ cement to produce a mix containing $11 \%$ cement?
A) 21 bags
B) 11 bags
C) 16 bags
D) 9 bags

Solve the Problem 4%4 \%4% Cement Should He Mix with 7 Bags Of

Solve the Problem $4 \%$ Cement Should He Mix with 7 Bags Of