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 24 Sep to 28 Sep?
Clinic opening hours |
Mon to Sat |
10 a.m. to 7 p.m. |
Sun |
10 a.m. to 2.40 p.m. |
(a)
From 10 a.m. to 2.40 p.m.: 4 h 40 min
27 Sep is Sunday as it has the least patients.
(b)
Number of patients
24 Sep: 84
25 Sep: 84
26 Sep: 90
27 Sep: 24
28 Sep: 63
Total number of patients visiting the clinic
= 84 + 84 + 90 + 24 + 63
= 345
Answer(s): (a) 27 Sep; (b) 345