A shopkeeper sells a mobile phone for Rs. 8107 and makes a profit of 21%. Find the cost of the mobile phone. Option 1: Rs. 5500 Option 2: Rs. 5530 Option 3: Rs. 6250 Option 4: Rs. 6700

Answer: Rs. 6700. Solution: Selling price equals cost price times (1 + profit rate). So CP = 8107/1.21 = 6700. Check: 6700 x 1.21 = 8107.

Arithmetic

Profit & Loss

Easy

A shopkeeper sells a mobile phone for Rs. 8107 and makes a profit of 21%. Find the cost of the mobile phone.

Rs. 5500

Rs. 5530

Rs. 6250

Rs. 6700

✅ Correct Option: 4

Selling price equals cost price times $(1 + \text{profit rate})$ .

So $CP = \frac{8107}{1.21} = 6700$ .

Check: $6700 \times 1.21 = 8107$ .

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To find the profit % made on a transaction which among the following is/are required ?

A. Cost Price and Discount on Market Price

B. Market Price and Discount %

C. Discount % of Market Price

D. Cost Price and Discount% on Market Price

Choose the correct answer from the options given below:

A shopkeeper sells a mobile phone for Rs. 8107 and makes a profit of 21%. Find the cost of the mobile phone.

Solution

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