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 1 Aug to 5 Aug?
Clinic opening hours |
Mon to Sat |
10 a.m. to 7 p.m. |
Sun |
10 a.m. to 1.45 p.m. |
(a)
From 10 a.m. to 1.45 p.m.: 3 h 45 min
4 Aug is Sunday as it has the least patients.
(b)
Number of patients
1 Aug: 73
2 Aug: 79
3 Aug: 57
4 Aug: 24
5 Aug: 88
Total number of patients visiting the clinic
= 73 + 79 + 57 + 24 + 88
= 321
Answer(s): (a) 4 Aug; (b) 321