1. Word Problems More Practice with Mixture Problems

2. A chemist mixes a 10% detergent solution with a 20% detergent solution to make 500 milliliters of a 16% detergent solution. How much of the 20% solution did he use in his mixture? #1 a a = amount of 10% detergent b b = amount of 20% detergent 0.16(500) = 80 Amount of Solution Detergent a b 500 0.1a0.2b 80 + = 10% solution 20% solution 16% solution Word Problems

3. A chemist mixes a 10% detergent solution with a 20% detergent solution to make 500 milliliters of a 16% detergent solution. How much of the 20% solution did he use in his mixture? #1 a a = amount of 10% detergent b b = amount of 20% detergent Word Problems 300 ml of the 20% solution

4. Word Problems Starbucks wants to make 100 pounds of their special Christmas blend and sell it for $2.70 per pound. They will mix Columbian beans that sell for $1.50 per pound and Hawaiian beans that cost $3.50 per pound. How many pounds of the Hawaiian beans will they need to order? #2

5. Word Problems Starbucks wants to make 100 pounds of their special Christmas blend and sell it for $2.70 per pound. They will mix Columbian beans that sell for $1.50 per pound and Hawaiian beans that cost $3.50 per pound. How many pounds of the Hawaiian beans will they need to order? c c = amount of Columbian beans (lbs.). h h = amount of Hawaiian beans (lbs.) #2

6. Word Problems Starbucks wants to make 100 pounds of their special Christmas blend and sell it for $2.70 per pound. They will mix Columbian beans that sell for $1.50 per pound and Hawaiian beans that cost $3.50 per pound. How many pounds of the Hawaiian beans will they need to order? c c = amount of Columbian beans (lbs.). h h = amount of Hawaiian beans (lbs.) Amount (lbs) Cost ($) c h 100 + = Christmas blend Columbian Hawaiian #2

7. Word Problems Starbucks wants to make 100 pounds of their special Christmas blend and sell it for $2.70 per pound. They will mix Columbian beans that sell for $1.50 per pound and Hawaiian beans that cost $3.50 per pound. How many pounds of the Hawaiian beans will they need to order? c c = amount of Columbian beans (lbs.). h h = amount of Hawaiian beans (lbs.) $1.50c$3.50h $270 2.70(100) = 270 #2

8. Word Problems Starbucks wants to make 100 pounds of their special Christmas blend and sell it for $2.70 per pound. They will mix Columbian beans that sell for $1.50 per pound and Hawaiian beans that cost $3.50 per pound. How many pounds of the Hawaiian beans will they need to order? c c = amount of Columbian beans (lbs.). h h = amount of Hawaiian beans (lbs.) Amount (lbs) Cost ($) c h 100 1.5c3.5h 270 + = Christmas blend Columbian Hawaiian $1.50c $3.50h $270 #2

9. Word Problems Starbucks wants to make 100 pounds of their special Christmas blend and sell it for $2.70 per pound. They will mix Columbian beans that sell for $1.50 per pound and Hawaiian beans that cost $3.50 per pound. How many pounds of the Hawaiian beans will they need to order? c c = amount of Columbian beans (lbs.). h h = amount of Hawaiian beans (lbs.) 60 pounds of Hawaiian beans #2