A doctor's office schedules 15 minutes for each patient and a half hour for the doctor's lunch at 11:30 a. m. If the doctor started work at 9:00 a. m. and followed this schedule, how many patients did the doctor see by 3:30 p. m.?
O 20
O 22
O 24
O 26

9514 1404 393

  24

Step-by-step explanation:

If we reschedule the doctor's half-hour break so that s/he quits work at 3:00 pm, s/he will have worked 6 straight hours from 9 am to 3 pm. Seeing 4 patients each hour, the doctor will have seen ...

  (6 h) × (4 pt/h) = 24 pt

The doctor saw 24 patients by 3:30 pm.

-4

step-by-step explanation:

do 6-10=

if u need it to be negative.