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 14 Nov to 18 Nov?
Clinic opening hours |
Mon to Sat |
9 a.m. to 6 p.m. |
Sun |
9 a.m. to 1.20 p.m. |
(a)
From 9 a.m. to 1.20 p.m.: 4 h 20 min
17 Nov is Sunday as it has the least patients.
(b)
Number of patients
14 Nov: 60
15 Nov: 99
16 Nov: 65
17 Nov: 24
18 Nov: 88
Total number of patients visiting the clinic
= 60 + 99 + 65 + 24 + 88
= 336
Answer(s): (a) 17 Nov; (b) 336