1. Ratio’s in Word Problem

2. Practice problem # 1 (1) You have 100 different shirts. The ratio of blue to black shirts is 20. 30 a) Write the ratio of blue to black shirts 3 different ways. b) Write the ratio in simplest form. c) Explain what this ratio tells us. d) How many black shirts do you have?

3. Solution - # 1 You have 100 different shirts. The ratio of blue to black shirts is 20 / 30 a) Write the ratio of blue to black shirts 3 different ways. 20 to 30, 20 : 30, 20 30 b) Write the ratio in simplest form. 2 3 c) Explain what this ratio tells us. For every two blue shirts, there are 3 black shirts. d) How many black shirts do you have? 2x + 3x = 100 5x = 100 x = 20 There are 2x black shirts so 2 (20) = 40 black shirts

4. Practice (1)Mindy has 72 candy bars. If the ratio of Mars to Snickers is 8:4, Find the number of each type of candy.

5. Challenge Question The perimeter of a rectangle is 500 feet. The ratio of the base and height is 3:2. What is the measure of the height?

6. Practice Sharing an amount in a given ratio “Bart and Maggie share a bag of 16 sweets in the ratio 3:1” How many sweets does each person get?

7. Example The ratio of cats to dogs seen at the office is 2 to 5. If a vet sees 40 dogs, how many cats did she see? How many animals in all?

8. Practice Alyssa owned many dolls and action figures. If the ratio of dolls to action figures was 3:5 and the number of dolls was 9, what was the total number of toys owned by Alyssa?