+72 Determine whether each relationship represented by the ordered
pairs is a function. Explain.
8. (2,2), (3,1), (5,7), (8,0), (9,1) 9. (0,4), (5,1), (2,8), (6,3), (5,9)
10. Draw Conclusions Joaquin recieves $0.40 per pound for 1 to 99 pounds
of aluminum cans he recycles. He recieves $0.50 per pound if he recycles
more than 100 pounds. Is the amount of money Joaquin recieves a
function of the weight of the cans he recycles? Explain your reasoning.
