https://cdn.discordapp.com/attachments/476188274969542656/501915291366850560/image0.jpg
P =0.8L, where L is the length in meters. P =0.8 x 1m P=$0.80 or 80 cents per meter. P =0.8L $1 = 0.8L divide both sides by 0.8 L =1/0.8 L =1.25 meters - that is how much $1 will buy you.