​Kathryn, a college​ student, works part time at a coffee house. She worked 5 StartFraction 7 Over 20 EndFraction hours on​ Monday, 4 and one half on​ Tuesday, 6 and three fourths on​ Wednesday, 3 and one fourth on​ Thursday, and 7 on Friday. How many hours did she work​ altogether? She worked nothing hours altogether.

Q&A Education