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 8 Oct to 12 Oct?
Clinic opening hours |
Mon to Sat |
10 a.m. to 6 p.m. |
Sun |
10 a.m. to 1.15 p.m. |
(a)
From 10 a.m. to 1.15 p.m.: 3 h 15 min
10 Oct is Sunday as it has the least patients.
(b)
Number of patients
8 Oct: 85
9 Oct: 81
10 Oct: 29
11 Oct: 89
12 Oct: 68
Total number of patients visiting the clinic
= 85 + 81 + 29 + 89 + 68
= 352
Answer(s): (a) 12 Oct; (b) 352