Let the original price be x . And the stores are offereing 20% discount. It means , we need to pay only 80 percent.
And it is given that the discount prices is 16.80. That is
0.8x = 16.80
Now we need to get rid of 0.8.
And for that, we divide both sides by0.8,
x =21
So the original price is $21 .
<h2>See the attachment✔</h2>
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Answer is :
can find it on
10. -8 1/2, -7.2, 47/9, 5 1/4, 6.75
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Triangles are similar ,
Thus :



Inverse both sides

Multiply sides by 6



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