Question
You are buying a new house and want to put up a fence so that the children can play safely. The yard is 72 ft. by 120 ft. Each fencing section is 8 ft. and a post is needed at the end of each section. How many sections will you need? How many posts will you need?
Answers
oobleck
the yard is 72/8 by 120/8 = 9 by 15 sections long.
2(9+15) = ____ posts needed
2(9+15) = ____ posts needed