Problema Solution
use the five steps for problem solving to answer the following question.
Jimmy is having speaker wire run in his family room. to install the speaker wire, one company charges $ 85 plus $ 0.20 per foot of wire used. if Jimmy needs the cost of installation to remain below $ 95, how many feet of wire can he have install?
Answer provided by our tutors
cost of the wire per foot is $0.20
length of wire used be x
total cost of wire used 0.20x
therefore,
85 + 0.20x < 95
x<10/0.2
x<50
he can use less than 50 feet