John paid $100 for renting a canoe for 5 hours. which graph shows the relationship between the cost of renting a canoe for different hours?

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

What is 140% of 25? because i need

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.