Question

what is the formula of
1. to find selling price
2. to find cost price
3. to find area of circle

Answer 1

1. Selling Price = Cost price + Profit

or

Cost Price - Loss

2. Cost Price = Selling price - Loss

or

Selling price + Profit

3. Area of circle =

$\pi {r}^{2}$

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Answer 2

$\huge{\mathcal{ANSWER}}$

1). Selling price =>

Gain = SP – CP

2). Cost Price =>

Loss = CP –SP

3). Area of Circle =>

πr²

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