Question

1. the store decreased the price of the item from $150 to $120. find the percent decrease.

Explanation:

Step1: Find the amount of decrease

To find the amount of decrease, subtract the new price from the original price.
\( 150 - 120 = 30 \)

Step2: Calculate the percent decrease

The formula for percent decrease is \( \frac{\text{Amount of Decrease}}{\text{Original Price}} \times 100\% \). Substitute the values we found:
\( \frac{30}{150} \times 100\% = 0.2 \times 100\% = 20\% \)

Answer:

The percent decrease is \( 20\% \)