This week at the farmers market the price of oranges per pound decreased by 20% compared to last week if the price of oranges this week is $3.89 which equation would represent the sales price of oranges?

Orange per pound= $4.86

Step-by-step explanation:

Giving the following information:

Decrease rate= 20%

Price this week= $3.89 per pound

To calculate the price of oranges last week, we need to use the following formula:

Orange per pound= price this week / (1 - decrease rate)

Orange per pound= 3.89 / (1 - 0.8)

Orange per pound= $4.86

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