A wooden duck with a regular selling price of $109.45 is marked down to $69.50. What is the percent of markdown based on the regular price? (Round to nearest tenth percent.)

Question

hero · Answer

$$\frac{\%\Delta}{100} = \frac{a - b}{a}$$

$\%\Delta$ = percent change
a = original amount
b = discounted amount

anonymous · Answer

what is the answer then?

hero · Answer

I'll help you set it up. You can compute it on your own.

hero · Answer

$$\frac{\%\Delta}{100} = \frac{109.45 - 69.50}{109.45}$$

anonymous · Answer

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