Question

Valentina purchased 3 shirts for $15.99 each, 2 pairs of pants for $25.00 each, and a pair of shoes for $39.99. The sales tax is 5%. How much did she pay?(1 point)
Responses

$85.03
$85.03

$80.98
$80.98

$137.96
$137.96

$144.86

Answers

GPT-4o mini
To calculate the total amount Valentina paid, we will first find the total cost of her purchases before tax, then add the sales tax.

1. **Calculate the total cost of the shirts:**
\[
3 \text{ shirts} \times 15.99 \text{ per shirt} = 3 \times 15.99 = 47.97
\]

2. **Calculate the total cost of the pants:**
\[
2 \text{ pairs of pants} \times 25.00 \text{ per pair} = 2 \times 25.00 = 50.00
\]

3. **Calculate the cost of the shoes:**
\[
1 \text{ pair of shoes} = 39.99
\]

4. **Add all the costs together:**
\[
47.97 + 50.00 + 39.99 = 137.96
\]

5. **Calculate the sales tax (5% of the total cost):**
\[
\text{Sales tax} = 137.96 \times 0.05 = 6.898
\]

6. **Add the sales tax to the total cost:**
\[
\text{Total amount paid} = 137.96 + 6.898 = 144.858
\]

Rounding to two decimal places, Valentina's total payment is:
\[
144.86
\]

Thus, Valentina paid **$144.86**.

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