299,319 views
25 votes
25 votes
Jamie wants to treat some friends to lunch. He has $45 and know that the lunch will cost about $7 per person, p. He will also have to pay a $5.10 delivery fee. How many people can jamie buy lunch for?

Write and solve a inequality to represent the situation:

User Eric Huang
by
2.8k points

2 Answers

15 votes
15 votes

Answer:

5 people

Explanation:

1. I subtract 5.10 from 45 which gave me 39.90

2. I divided 39.90 by 7 to figure out how many people he could buy for

3. I had gotten 5.7 so I had to round

4 final answer is 5

User Melwyn Pawar
by
2.6k points
20 votes
20 votes

Answer:

Jamie can buy lunch for 5 people.

7p≤40

Explanation:

Given:

Jamie has $40.

Lunch cost per person = $7

Solution:

Jamie wants to treat some friends to lunch.He has $40 and knows that lunch will cost about $7 per person, p.

So, an inequality to represent this situation is written as:

Hence, the answer is 5

Therefore, Jamie can buy lunch for 5 people.

I hope this helps :)

User Qfazille
by
3.1k points