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 13 patients per hour.
- Which date is most probably a Sunday?
- What is the total number of patients visiting the clinic from 22 Mar to 26 Mar?
Clinic opening hours |
Mon to Sat |
10 a.m. to 5 p.m. |
Sun |
10 a.m. to 1.45 p.m. |
(a)
From 10 a.m. to 1.45 p.m.: 3 h 45 min
26 Mar is Sunday as it has the least patients.
(b)
Number of patients
22 Mar: 85
23 Mar: 96
24 Mar: 95
25 Mar: 87
26 Mar: 39
Total number of patients visiting the clinic
= 85 + 96 + 95 + 87 + 39
= 402
Answer(s): (a) 26 Mar; (b) 402