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 12 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 |
9 a.m. to 5 p.m. |
Sun |
9 a.m. to 1.15 p.m. |
(a)
From 9 a.m. to 1.15 p.m.: 4 h 15 min
5 Dec is Sunday as it has the least patients.
(b)
Number of patients
1 Dec: 85
2 Dec: 73
3 Dec: 88
4 Dec: 91
5 Dec: 34
Total number of patients visiting the clinic
= 85 + 73 + 88 + 91 + 34
= 371
Answer(s): (a) 5 Dec; (b) 371