Austen's retirement party will cost $10 if he invites 5 guests. If there are 7 guests, how much will Austen's retirement party cost? Solve using unit rates.

Question

asked Feb 10, 2023 5.8k views

1 Answer

Vahagn Gevorgyan · Answer 1 · 2023-02-15T09:50:58+0000

Answer: $14

Explanation:

First, find the amount it will cost with one guest(x):

$(10)/(5) =(x)/(1) \\\\10=5x\\\\x=(10)/(5) =2$

Then, use ratios to find the amount it will cost with seven guests(y):

$(2)/(1) =(y)/(7) \\\\y=14$

Not sure if this is how you want it to be solved.