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 11 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 |
9 a.m. to 5 p.m. |
Sun |
9 a.m. to 1.40 p.m. |
(a)
From 9 a.m. to 1.40 p.m.: 4 h 40 min
26 Oct is Sunday as it has the least patients.
(b)
Number of patients
23 Oct: 61
24 Oct: 96
25 Oct: 89
26 Oct: 21
27 Oct: 73
Total number of patients visiting the clinic
= 61 + 96 + 89 + 21 + 73
= 340
Answer(s): (a) 26 Oct; (b) 340