5-1 to 5-3( Ratios, Rates, Proportions) Math 7

Simplify

• 2:10

• 1:10

• 1:2

• 2:1

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

What 2 ratios are equivalent?

• 300:10

• 1:3

• 30:1

• 6:5

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CCSS.6.RP.A.3A

What is a Ratio?

• Is a comparison of two quantities 
• To multiply two fractions 
• A number over another number
• Two decimals that can be multiplied

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

A class has 30 students. 18 are boys. What is the ratio of boys to girls? (you must simplify)

• 12:18

• 3:2

• 30:18

• 18:7

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Fill in the missing number into the ratio table

• 55
• 3
• 10
• 11

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What number is missing?

• 12
• 3
• 11
• 13

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CCSS.3.OA.A.4

CCSS.3.OA.D.9

Tommy has a bag of LEGOS.  There are 6 yellow, 3 red, and 8 blue LEGOS.  What is the ratio in simplest form of red to yellow LEGOS?

• 1/2
• 6/3
• 2/1
• 3/6

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

A rate is a ratio that compares

• A part to a part

• A part to a whole

• Quantities with different units

• Quantities with the same units

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

A car is going 50 miles per hour. A rate that describes this would have units of

• Miles and cars

• Miles and hours

• Miles only

• Hours only

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CCSS.6.RP.A.1

CCSS.6.RP.A.2