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 11 patients per hour.
- Which date is most probably a Sunday?
- What is the total number of patients visiting the clinic from 1 Dec to 5 Dec?
Clinic opening hours |
Mon to Sat |
10 a.m. to 6 p.m. |
Sun |
10 a.m. to 1.40 p.m. |
(a)
From 10 a.m. to 1.40 p.m.: 3 h 40 min
4 Dec is Sunday as it has the least patients.
(b)
Number of patients
1 Dec: 63
2 Dec: 58
3 Dec: 88
4 Dec: 39
5 Dec: 92
Total number of patients visiting the clinic
= 63 + 58 + 88 + 39 + 92
= 340
Answer(s): (a) 4 Dec; (b) 340