Question

Find each unit price which is the better buy explain electrical wire $1.89 for 3 ft 89 for 18 in

Answer 1

It all comes down to simplifying it to inches and price so id 18 in” is 0.89 cent’s thats every inch of that 18 is about 4 cents a in” and a $1.89 3 feet is about 5 cent’s

Explanation:

So is the first would be a better deal because it is one cent cheaper!