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# Rates & Ratios PowerPoint PPT Presentation

Rates & Ratios. Ratios & Rates JEOPARDY. GCF & LCM. Unit Rates & Equivalent Ratios. Word Problems. Ratio Tables. Graphing Ratios. 10. 10. 10. 10. 10. 20. 20. 20. 20. 20. 30. 30. 30. 30. 30. 40. 40. 40. 40. 40. 50. 50. 50. 50. 50. GCF & LCM – 10 Points.

Rates & Ratios

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Rates & Ratios

### Ratios & Rates JEOPARDY

GCF & LCM

Unit Rates & Equivalent Ratios

Word Problems

Ratio Tables

Graphing Ratios

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GCF & LCM – 10 Points

### What is the GCF of 12 and 18?

GCF & LCM – 20 Points

### What is the LCM of 6 and 15?

GCF & LCM – 30 Points

### What is the GCF of 18, 27 and 30?

GCF & LCM – 40 Points

One bus leaves a stop every 9 minutes. A second bus leaves every 15 minutes. If they both leave at 1:25 P.M., at what time will they next leave together?

GCF & LCM – 50 Points

A gardener wants to plant 35 marigold plants, 20 rose plants, and 15 daylily plants in his garden. If he puts the same number of plants in each row and if each row has only one type of plant, what is the greatest number of plants she can put in one row? Explain.

Unit Rates & Equivalent Ratios – 10 Points

### What is the unit rate for:20 windows4 doors

Unit Rates & Equivalent Ratios – 20 Points

### Find the unit rate:48 lemons\$8

Unit Rates & Equivalent Ratios – 30 Points

4dogs= __________

9 cats 18 cats

Unit Rates & Equivalent Ratios – 40 Points

### Give an equivalent ratio of 5:9.

Unit Rates & Equivalent Ratios – 50 Points

### Is the pair of rates equivalent? Why or why not? \$3 for 6 bagels; \$9 for 24 bagels

Word Problems – 10 Points

### If Chester can type 75 words in 100 seconds, how many words could he type in 5 minutes?

Word Problems – 20 Points

### If 45 cookies will serve 15 students, how many cookies are needed for 30 students?

Word Problems – 30 Points

### A recipe for cookies calls for 3 cups of flour to 4 cups of sugar. How many cups of sugar per cup of flour does the recipe require?

Word Problems – 40 Points

### Four students spent \$12 on school lunch. At this rate, find the amount 10 students would spend on the same school lunch.

Word Problems – 50 Points

A factory can make 140 toys in 4 hours. A) What is the unit rate of toys made per hour?B) At this rate, how many toys can be made in 7 hours?

Ratio Tables – 10 Points

Complete the Ratio Table

8 snakes for every 3 turtles

Ratio Tables – 20 Points

Complete the Ratio Table

7 dogs out of 12 pets

Ratio Tables – 30 Points

Complete the Ratio Table

16 cars to 20 trucks

Ratio Tables – 40 Points

Lisa bought 200 beads for \$48 to make a bracelet. If she needs to buy 25 more beads, how much will she pay if she is charged the same rate?

Ratio Tables – 50 Points

Laura was 4 years old when her Aunt Donna was 31 years old. How old will Laura be when her aunt is 4 times as old as she is?

Graphing Ratios – 10 Points

Graphing Ratios – 20 Points

Graphing Ratios – 30 Points

Graphing Ratios – 40 Points

Graphing Ratios – 50 Points

Final Jeopardy Category: Comparison Shopping