6. A restaurant supply manager wants to offer a special on two types of lettuce. If the butter leaf sells for $3 per head and the ice berg sells for $1 per head, how many heads of ice berg should be added to 13 heads of butter leaf given that the special price is $27 7. A coffee broker wants to sell a mixture of two coffees for $12 per pound. If the French Roast beans cost $8 per pound and the French Vanilla beans cost $17 per pound, then how many pounds of French Vanilla beans must be added to 10 pounds of French Roast beans?
6. A restaurant supply manager wants to offer a special on two types of lettuce. If the butter leaf sells for $3 per head and the ice berg sells for $1 per head, how many heads of ice berg should be added to 13 heads of butter leaf given that the special price is $27 7. A coffee broker wants to sell a mixture of two coffees for $12 per pound. If the French Roast beans cost $8 per pound and the French Vanilla beans cost $17 per pound, then how many pounds of French Vanilla beans must be added to 10 pounds of French Roast beans?
Chapter7: Systems Of Equations And Inequalities
Section7.2: Systems Of Linear Equations: Three Variables
Problem 56SE: Your roommate, John, offered to buy household supplies for you and your other roommate. You live...
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6 and 7 please
Transcribed Image Text:6. A restaurant supply manager wants to offer a special on two types of lettuce. If the butter leaf
sells for $3 per head and the ice berg sells for $1 per head, how many heads of ice berg
should be added to 13 heads of butter leaf given that the special price is $27
7. A coffee broker wants to sell a mixture of two coffees for $12 per pound. If the French Roast
beans cost $8 per pound and the French Vanilla beans cost $17 per pound, then how many
pounds of French Vanilla beans must be added to 10 pounds of French Roast beans?
A chemist needs to mix 3 liters of 25% hydrochloric acid with 85% hydrochloric acid to obtain a
new mixture of 45% hydrochloric acid. How much 85% hydrochloric acid should be added?
8.
9.
A candlestick maker mixes pure bees wax and regular wax in order to get the candles to burn
longer. If the desired mixture contains 34% bee's wax, then how much bee's wax should be
added to 33 pints of regular wax?
10. Meatloaf is a mixture of hamburger and breadcrumbs. If you need the mixture to be 80%
hamburger, then how many pounds of breadcrumbs should be added to 8 pounds of 90%
hamburger?
Provinu
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