Solve If Needed, Round Money Amounts to Two Decimal Places

Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.
-The owners of a candy store want to sell, for $6 per pound, a mixture of chocolate-covered raisins, which usually sells for $3 per pound, and chocolate-covered macadamia nuts, which usually sells
For $8 per pound. They have a 40-pound barrel of the raisins. How many pounds of the nuts should
They mix with the barrel of raisins so that they hit their target value of $6 per pound for the
Mixture?

A) 60 lb
B) 56 lb
C) 64 lb
D) 52 lb