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 10 Nov to 14 Nov?
Clinic opening hours |
Mon to Sat |
10 a.m. to 6 p.m. |
Sun |
10 a.m. to 1.30 p.m. |
(a)
From 10 a.m. to 1.30 p.m.: 3 h 30 min
14 Nov is Sunday as it has the least patients.
(b)
Number of patients
10 Nov: 83
11 Nov: 60
12 Nov: 91
13 Nov: 65
14 Nov: 25
Total number of patients visiting the clinic
= 83 + 60 + 91 + 65 + 25
= 324
Answer(s): (a) 14 Nov; (b) 324