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A person sells a book for Rs.11.He gains as many percent as its cost price in rupees.What is the cost price?Rs.10Rs.12Rs.7.50Rs.5.50

Question

A person sells a book for Rs.11.He gains as many percent as its cost price in rupees.What is the cost price?Rs.10Rs.12Rs.7.50Rs.5.50
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Solution 1

The problem states that the person's gain percentage is equal to the cost price of the book.

Let's denote the cost price as 'x'.

So, according to the problem, the gain is also 'x' percent.

We know that:

Selling Price = Cost Price + Gain

The gain can be calculated as (Gain% of Cost Price) = ( Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.

Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
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