Betty babysat for 3 hours each night for 12 nights. She earned a total of $288 babysitting. Betty wants to calculate her hourly rate. How much did Betty earn per hour babysitting?

Answer :

Answer:Betty earned $8 per hour babysitting

Step-by-step explanation:

Number of hours worked per day =3

Number pf nights worked =12

Number of hours wored for 12 nghts =3x12=36hours

Now if 36 hours  earned her $288

1 hour will earn her=( 288 x 1) / 36 = 8 hours