The bar graph shows the number of patients visiting a clinic during a period of time. The average number of patients visiting the clinic is 10 patients per hour.
- Which date is most probably a Sunday?
- What is the total number of patients visiting the clinic from 20 Dec to 24 Dec?
Clinic opening hours |
Mon to Sat |
10 a.m. to 7 p.m. |
Sun |
10 a.m. to 2.40 p.m. |
(a)
From 10 a.m. to 2.40 p.m.: 4 h 40 min
22 Dec is Sunday as it has the least patients.
(b)
Number of patients
20 Dec: 50
21 Dec: 96
22 Dec: 29
23 Dec: 52
24 Dec: 77
Total number of patients visiting the clinic
= 50 + 96 + 29 + 52 + 77
= 304
Answer(s): (a) 24 Dec; (b) 304