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 4 Oct to 8 Oct?
Clinic opening hours |
Mon to Sat |
10 a.m. to 7 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
6 Oct is Sunday as it has the least patients.
(b)
Number of patients
4 Oct: 97
5 Oct: 63
6 Oct: 25
7 Oct: 57
8 Oct: 75
Total number of patients visiting the clinic
= 97 + 63 + 25 + 57 + 75
= 317
Answer(s): (a) 8 Oct; (b) 317