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Profit and Loss

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  1. If a shirt costs $ 64 after 20% discount is allowed, what was its original price in?
    1. $ 76.80
    2. $ 80
    3. $ 88
    4. $ 86.80
Correct Option: B

If the original cost of shirt be y and after 20% discount on its then

y ×
( 100 - 20 )
 = 64
100

y ×
80
= 64
100

⇒ y =
64 × 100
= $ 80
80


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