Section 1

1. Section 1

1.24. Are You Ready?

Mathematics 20-3 Module 3

Section 1: Slope—Physical Objects

Are You Ready?

These are photos of two different road grades for different distances. One is eight percent for 1000 metres, while the other photo is seven percent for six miles.

red sign: AbleStock.com/Thinkstock; yellow sign: iStockphoto/Thinkstock

Look at the two photos of signs that indicate road grades. Note that the road’s slope is given as a percentage. Review your skills by rewriting the percentages in the following forms:

fraction

fraction in simplest form

fraction as a ratio

decimal to the nearest hundredth (two places)

Grade (in percentage)	Fraction	Fraction in Simplest Form	Ratio Form	Decimal Form
8%
7%

Answer

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