GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratio - Explained

The video tutorial explains how to solve a problem involving the sale of 80 books, divided into fiction and nonfiction categories with a 3:1 ratio. Each book is priced at £10, but nonfiction books are sold at half price. The tutorial guides through calculating the number of each type of book, determining the total revenue from sales, and understanding the marks allocation for the problem. The focus is on careful reading, extracting information, and performing straightforward calculations.

Explain the process of calculating the number of fiction and nonfiction books based on the given ratio.

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How many fiction books does Helen have?

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What is the total amount of money Helen will receive from selling all the books?

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