Question

MP.2 Reasoning

A farmer wants to build a straight fence with a post every 7 feet.
Each end has a post. For a fence that is 49 feet long, how many
posts will the farmer need?
1. Describe the quantities given.
2. Tell how you can show the relationships in the problem.
3. Solve and explain your reasoning.​

Answer 1

8 posts.

Explanation:

There are 7 lengths of 7 feet in 49 feet.

That is 7 posts but there is a post at each end so the number required = 7 + 1 = 8 posts.