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 9 patients per hour.
- Which date is most probably a Sunday?
- What is the total number of patients visiting the clinic from 14 May to 18 May?
Clinic opening hours |
Mon to Sat |
10 a.m. to 6 p.m. |
Sun |
10 a.m. to 2.15 p.m. |
(a)
From 10 a.m. to 2.15 p.m.: 4 h 15 min
16 May is Sunday as it has the least patients.
(b)
Number of patients
14 May: 52
15 May: 64
16 May: 26
17 May: 77
18 May: 64
Total number of patients visiting the clinic
= 52 + 64 + 26 + 77 + 64
= 283
Answer(s): (a) 18 May; (b) 283