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 23 Oct to 27 Oct?
Clinic opening hours |
Mon to Sat |
10 a.m. to 5 p.m. |
Sun |
10 a.m. to 2.50 p.m. |
(a)
From 10 a.m. to 2.50 p.m.: 4 h 50 min
27 Oct is Sunday as it has the least patients.
(b)
Number of patients
23 Oct: 64
24 Oct: 53
25 Oct: 67
26 Oct: 78
27 Oct: 24
Total number of patients visiting the clinic
= 64 + 53 + 67 + 78 + 24
= 286
Answer(s): (a) 27 Oct; (b) 286