Question

3. By selling an article for Rs 450, a person gains
20%. Find the cost price of the article.​

Answer 1

Answer:

Step-by-step explanation:

S.P =$450

PROFIT =20%

C.P =X

C.P = (100/100+PROFIT % ) × S.P

C.P =(100/100+20%) × 450

C.P =(100/120)×450

C.P= $30

Answer 2

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