Search 74,243 tutors
FIND TUTORS
Ask a question
0 0

what is the area for a yard 40ft by 20ft 6inches deep (trying to get mulch) they charge by the cubic yard..1 cubic yard covers 120 square feet..how many yards

Tutors, please sign in to answer this question.

2 Answers

Volume = (40 feet)x(20 feet)x(0.5 feet) = 400 cubic feet
 
Get me some while you're there.

Comments

I forgot to say it sells by 1 cubic yard covers 120 square feet...so how many yards do I need?
 
You have 800 square feet (Area = 40x20),  Divide that by 120 gives you
You have 800 square feet (Area = 40x20). Divide that by 120 gives you 6.66 cubic yards, so buy 7 cubic yards.

Woodbridge Math tutors