A ratio is a multiplicative comparison of two quantities with the same unit.
25
What is the definition of a rate?
A rate is a comparison by division of two quantities with different units.
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The recipe called for two diced apples, 10 diced strawberries, 3 diced bananas, and 4 diced kiwi. What is the ratio of apples to bananas?
2:3
10
How many ways can you write a ratio?
3 ways
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Mark has four pairs of white socks and six pairs of black socks. The ratio of white socks to black socks is 4 to 6. Is this a part-to-part ratio, a whole-to-part ratio, or a part- to -whole ratio?
It is a part-to-part ratio.
5
There are 7 red crayons in the box of 24 crayons? What part-to-whole ratio can be written from this information?
7/24
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What method can I use to find out if two ratios are equivalent?
Cross multiply and compare the cross products. If the cross products are equal then the ratios are equivalent.
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What math operations can I use to create equivalent rates and ratios?
Multiplication and/or division
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Which of the following is NOT an equivalent ratio? 1/2, 4/8, 25/50 3/5
3/5
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4 scarves cost $20.48? What is the unit price for one scarf?
$5.12
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There are 5 circles, 4 squares, 3 triangles, and 7 stars. What are the three ways to write the ratios of triangles to stars?