Question

Jeanette ' s sister charges $5.50 per hour before 9:00 P.M for babysitting and $8 per hour after 9:00 P.M .She finished babysitting at 11:00 P.M and earned $38 . At what time did she begin babysitting ?

Answer 1

9:00-11:00 she earned $16. 38-16=22 22/5.50=4 9 minus four equals 5, so she started babysitting at 5:00.