Ellen wishes to mix candy worth $\$ 2.12$ per pound with candy worth $\$ 3.71$ per pound to form 26 pounds of a mixture worth $\$ 2.73$ per pound. How many pounds of the more expensive candy should she use?
A) 16 pounds
B) 10 pounds
C) 18 pounds
D) 15 pounds

Question

Quizplus · Accepted Answer

Ellen can use the equation $2.12x + 3.71(26-x) = 2.73(26)$ to find the amount of the more expensive candy. Solving for $x$ gives the amount of the cheaper candy, and subtracting from 26 gives the amount of the more expensive candy, which is 10 pounds.

Ellen Wishes to Mix Candy Worth $2.12\$ 2.12$2.12 Per Pound with Candy Worth

Ellen Wishes to Mix Candy Worth $\$ 2.12$ Per Pound with Candy Worth