A shopkeeper by selling 11 Tag Heuer watches, earns a profit equal to the selling price of 3 Tag Heuer watches. His profit percentage is:
- A27.2 percent
- B54.4 percent
- C37.5 percent
- D16.9 percent
Solution & Step-by-step Explanation
Let the Selling Price (SP) of 1 watch be Rs 1.
Then, the Selling Price of 11 watches is:
SP
11
=Rs 11
The profit earned is equal to the selling price of 3 watches:
Profit=Rs 3
We know that:
Cost Price (CP)=Selling Price (SP)−Profit
CP
11
=11−3=Rs 8
Now, calculate the profit percentage:
Profit Percentage=(
CP
Profit
)×100
Profit Percentage=(
8
3
)×100
Profit Percentage=37.5%
Then, the Selling Price of 11 watches is:
SP
11
=Rs 11
The profit earned is equal to the selling price of 3 watches:
Profit=Rs 3
We know that:
Cost Price (CP)=Selling Price (SP)−Profit
CP
11
=11−3=Rs 8
Now, calculate the profit percentage:
Profit Percentage=(
CP
Profit
)×100
Profit Percentage=(
8
3
)×100
Profit Percentage=37.5%