Question

.A mixture of 30 pounds of candy sells for $1.10 a pound. The mixture consists of chocolates worth $1.50 a pound and chocolates worth 90¢ a pound. How many pounds of the $1.50 chocolate were used to make the mixture?

If x represents the pounds of $1.50 chocolates used, then which of the following represents the pounds of 90¢ chocolates used?

Which one a b or c
A.x
B.30
C.30 - x

Answer 1

x+y=30 so y=30-x

Answer 2

thank you