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 25 Mar to 29 Mar?
Clinic opening hours |
Mon to Sat |
10 a.m. to 5 p.m. |
Sun |
10 a.m. to 1.50 p.m. |
(a)
From 10 a.m. to 1.50 p.m.: 3 h 50 min
27 Mar is Sunday as it has the least patients.
(b)
Number of patients
25 Mar: 65
26 Mar: 64
27 Mar: 31
28 Mar: 74
29 Mar: 59
Total number of patients visiting the clinic
= 65 + 64 + 31 + 74 + 59
= 293
Answer(s): (a) 29 Mar; (b) 293