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 15 Nov to 19 Nov?
Clinic opening hours |
Mon to Sat |
9 a.m. to 5 p.m. |
Sun |
9 a.m. to 1.30 p.m. |
(a)
From 9 a.m. to 1.30 p.m.: 4 h 30 min
19 Nov is Sunday as it has the least patients.
(b)
Number of patients
15 Nov: 95
16 Nov: 88
17 Nov: 99
18 Nov: 72
19 Nov: 29
Total number of patients visiting the clinic
= 95 + 88 + 99 + 72 + 29
= 383
Answer(s): (a) 19 Nov; (b) 383