Nina babysits on weekends for extra money. The function f(t) is equal to how much money she earns after babysitting t hours. On Friday night, f(4)=60. How many hours did Nina babysit on Friday night?

Nina Babysits On Weekends For Extra Money The Function Ft Is Equal To How Much Money She Earns After Babysitting T Hours On Friday Night F460 How Many Hours Did class=