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Original Question
The Ice Cream Shop sells sundaes for $3 and banana splits for $2. On a hot summer day, the shop sold 2 more sundaes than banana...Question
The Ice Cream Shop sells sundaes for $3 and banana splits for $2. On a hot summer day, the shop sold 2 more sundaes than banana splits and made $31.
How many sundaes and banana splits did the Ice Cream Shop sell?
Responses
A 7 banana splits, 5 sundaes7 banana splits, 5 sundaes
B 6 banana splits, 8 sundaes6 banana splits, 8 sundaes
C 5 banana splits, 7 sundaes 5 banana splits, 7 sundaes
D 11 banana splits, 9 sundaes
Answers
GPT-4o mini
Let \( x \) represent the number of banana splits sold, and \( y \) represent the number of sundaes sold. According to the problem, we have the following equations:
1. \( y = x + 2 \) (the shop sold 2 more sundaes than banana splits)
2. \( 3y + 2x = 31 \) (the total revenue from sundaes and banana splits)
Now, we can substitute the first equation into the second equation.
Substituting \( y \) in the second equation:
\[
3(x + 2) + 2x = 31
\]
\[
3x + 6 + 2x = 31
\]
\[
5x + 6 = 31
\]
\[
5x = 31 - 6
\]
\[
5x = 25
\]
\[
x = 5
\]
Now, we can find \( y \):
\[
y = x + 2 = 5 + 2 = 7
\]
So, the Ice Cream Shop sold 5 banana splits and 7 sundaes.
The correct answer is:
**C: 5 banana splits, 7 sundaes**
1. \( y = x + 2 \) (the shop sold 2 more sundaes than banana splits)
2. \( 3y + 2x = 31 \) (the total revenue from sundaes and banana splits)
Now, we can substitute the first equation into the second equation.
Substituting \( y \) in the second equation:
\[
3(x + 2) + 2x = 31
\]
\[
3x + 6 + 2x = 31
\]
\[
5x + 6 = 31
\]
\[
5x = 31 - 6
\]
\[
5x = 25
\]
\[
x = 5
\]
Now, we can find \( y \):
\[
y = x + 2 = 5 + 2 = 7
\]
So, the Ice Cream Shop sold 5 banana splits and 7 sundaes.
The correct answer is:
**C: 5 banana splits, 7 sundaes**