Guests at an amusement park must be at least 48 inches tall to be able to ride the bumper cars. which graph represents the set of heights in inches that satisfy this requirement

Mallory has been offers two different jobs. she can baby sit for 6 hours a week and get $8.50 an hour. or she can work at the library for 14 hours a week and make $5.50 an hour. which job will allow her to save the most money after 6weeks?