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 2 Feb to 6 Feb?
Clinic opening hours |
Mon to Sat |
9 a.m. to 6 p.m. |
Sun |
9 a.m. to 1.15 p.m. |
(a)
From 9 a.m. to 1.15 p.m.: 4 h 15 min
4 Feb is Sunday as it has the least patients.
(b)
Number of patients
2 Feb: 50
3 Feb: 64
4 Feb: 28
5 Feb: 68
6 Feb: 72
Total number of patients visiting the clinic
= 50 + 64 + 28 + 68 + 72
= 282
Answer(s): (a) 6 Feb; (b) 282