Question

donald works 1 3/4 hours a day at a bookstore. if he is paid $9 an hour, how much money does he earn in 5 days

Answer 1

1 3/4 = 1.75 hours of work
working for $9 an hour gives Donald (9*1.75) per day which is $15.75

for five days he gets (15.75*5) = $78.75