Compare and Scale Review

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Ratios and Rates Lesson

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Presentation transcript:

Compare and Scale Review You may use your calculator Show your steps

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The ratio of boys to girls in a class is 5 to 4 The ratio of boys to girls in a class is 5 to 4. There are 15 boys in the class. How many girls are in the class?

One can of 7up costs $1. 30 in a vending machine One can of 7up costs $1.30 in a vending machine. A 12-pack of 7up costs $3.55 from a grocery store. How much would you be saving by purchasing a dozen cans of 7up at the grocery store instead of the vending machine?

The ratio of strawberries to raspberries in a fruit smoothie drink is 5 to 15. What percent of the drink is strawberries?

A. small 6 oz. for $2. 54 B. Medium 10 oz. for $3. 58 C. Large 16 oz Which Culvers Concrete is the best price per ounce?

You pay $3.60 for 6 doughnuts. What is the unit price?

A store sells packages of pens. Store A: 12 for $2 A store sells packages of pens. Store A: 12 for $2.76 Store B: 11 for $3.08 Store C: 14 for $2.94 Store D: 15 for $4.75 Which store offers the best unit price?

Write 425/520 in simplest form Solve….8/3 = X/9 Solve…..15/x = 6/8

Natalie saved $62. On Tuesday, she spent $12. What ratio represents the portion of her total savings that she has left?

A car travels 157 miles using 6 gallons of gas. At that rate, how far can the car travel using 35 gallons of gas? (round your answer to the nearest whole mile)

The triangles below are similar. Find the value of X 18 4 25 X

The triangles below are similar. Find the value of X 7 24 8

A dozen oranges cost $3.45 At this rate, how much would

Bananas cost $3.75 for 6 lbs. At this rate, how many pounds of bananas can you buy for $6.25?

The triangles below are similar. Find the value of x: 18 4.5 X 2.1