Question

An art-supply store has a sale on oil paint. Some paints are $6.00 per tube and some paints are $4.50 per tube. An artist spends $96 on 18 tubes. How many of each type were purchased?

A) 8 tubes at $ 6.00 each; 8 tubes at $ 4.50 each
B) 8 tubes at $ 6.00 each; 10 tubes at $ 4.50 each
C) 18 tubes at $ 6.00 each; 8 tubes at $ 4.50 each
D) 10 tubes at $ 6.00 each; 8 tubes at $ 4.50 each

Answer 1

Multiply each, Like: 8x6.00+ 8x4.50, Try each until one works.