Question

The given graph shows the cost of purchasing rope at a hardware store.Use the graph to determine how much 7 feet of rope would cost.Writeyour answer in monetary units ($0.00).

Answer 1

Here we just have to extend the graph of the line one unit further., we can easily estimate the cost of the 7 ft long rope to be $1.4 .Also we learn from the given data that the rope cost $0.20 per 1 ft (thus, the cost of 7ft rope = $0.20 x 7 = $1.4).

Answer: $ 1.4