96.6k views
2 votes
4 bags of cement is used for 18m squared how many m squared can be done with 7 bags

User Timbl
by
7.4k points

2 Answers

5 votes

Answer:

You would get 31.5 square meters.

Explanation:

To find this, set up a proportion of the amount the first can make and the amount the second can. Use x for the unknown quantity.

4/18 = 7/x

Now cross multiply to solve.

7*18 = 4*x

126 = 4x

31.5 = x

User Sybio
by
8.3k points
4 votes

Answer:

35.5m squared :)



User Martin Jakubik
by
8.1k points

Related questions

2 answers
4 votes
211k views
2 answers
2 votes
61.7k views
1 answer
3 votes
157k views