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 12 patients per hour.
- Which date is most probably a Sunday?
- What is the total number of patients visiting the clinic from 25 Jul to 29 Jul?
Clinic opening hours |
Mon to Sat |
10 a.m. to 6 p.m. |
Sun |
10 a.m. to 2.30 p.m. |
(a)
From 10 a.m. to 2.30 p.m.: 4 h 30 min
29 Jul is Sunday as it has the least patients.
(b)
Number of patients
25 Jul: 88
26 Jul: 78
27 Jul: 96
28 Jul: 98
29 Jul: 29
Total number of patients visiting the clinic
= 88 + 78 + 96 + 98 + 29
= 389
Answer(s): (a) 29 Jul; (b) 389