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 23 Jun to 27 Jun?
Clinic opening hours |
Mon to Sat |
10 a.m. to 7 p.m. |
Sun |
10 a.m. to 2.20 p.m. |
(a)
From 10 a.m. to 2.20 p.m.: 4 h 20 min
26 Jun is Sunday as it has the least patients.
(b)
Number of patients
23 Jun: 54
24 Jun: 70
25 Jun: 95
26 Jun: 21
27 Jun: 92
Total number of patients visiting the clinic
= 54 + 70 + 95 + 21 + 92
= 332
Answer(s): (a) 26 Jun; (b) 332