Question

Mary spent a total of $321.80 for a party. She spent $200.32 on food, plus an additional $30.37 for each hour of the party. How long was the party?





5 hours





3 hours





4 hours





6 hours

Answer 1

@SolomonZelman

Answer 2

\[$321.80 - $200.32 = $121.48\]

Answer 3

\[$30.37 * 5 = ?\]
@Sunnyo

Answer 4

151.85

Answer 5

Yes, So 5 hours is not a solution

Answer 6

Now, what is:\[$30.37 * 3 = ?\]
@Sunnyo

Answer 7

91.11

Answer 8

Yes, so 3 hours is not a Solution

Answer 9

What is:\[$30.37 * 4 = ?\]

Answer 10

@Sunnyo

Answer 11

I had shut off my computer.. :(

Answer 12

So I lost the work I was doing..

Answer 13

Oh sorry :(