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 25 Dec to 29 Dec?
Clinic opening hours |
Mon to Sat |
10 a.m. to 7 p.m. |
Sun |
10 a.m. to 2.40 p.m. |
(a)
From 10 a.m. to 2.40 p.m.: 4 h 40 min
27 Dec is Sunday as it has the least patients.
(b)
Number of patients
25 Dec: 69
26 Dec: 52
27 Dec: 25
28 Dec: 71
29 Dec: 99
Total number of patients visiting the clinic
= 69 + 52 + 25 + 71 + 99
= 316
Answer(s): (a) 29 Dec; (b) 316