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 6 Jul to 10 Jul?
Clinic opening hours |
Mon to Sat |
10 a.m. to 6 p.m. |
Sun |
10 a.m. to 1.15 p.m. |
(a)
From 10 a.m. to 1.15 p.m.: 3 h 15 min
9 Jul is Sunday as it has the least patients.
(b)
Number of patients
6 Jul: 54
7 Jul: 67
8 Jul: 82
9 Jul: 23
10 Jul: 86
Total number of patients visiting the clinic
= 54 + 67 + 82 + 23 + 86
= 312
Answer(s): (a) 9 Jul; (b) 312