Question

Cashews cost $5 per pound and peanuts cost $1.50 per pound. How many pounds of cashews should be mixed with peanuts to get a mixture of 32 pounds that will cost $4 per pound? Round to the nearest tenth.

Answer 1

c = # pounds of cashews
p = # pounds of peanuts
p+c=32
5c+1.5p=4(32)