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?


x
30
30 - x

Answer 1

Feel free to tag me in questions if you need my help.
X = chocolates @ $1.50/pound
(30-X) = chocolates @ 0.90/pound

X * 1.50 + (30-x) * .90 = 30 (1.10)
1.5X + 27 - .9X = 33
.6X = 6
6X = 60
X = 10

10 pounds of the $1.50 chocolates
20 pounds of the $0.90 chocolates

Answer 2

......so c

Answer 3

Yep.

Answer 4

kk thanks