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 21 Jun to 25 Jun?
Clinic opening hours |
Mon to Sat |
9 a.m. to 4 p.m. |
Sun |
9 a.m. to 1.30 p.m. |
(a)
From 9 a.m. to 1.30 p.m.: 4 h 30 min
24 Jun is Sunday as it has the least patients.
(b)
Number of patients
21 Jun: 61
22 Jun: 76
23 Jun: 89
24 Jun: 28
25 Jun: 55
Total number of patients visiting the clinic
= 61 + 76 + 89 + 28 + 55
= 309
Answer(s): (a) 24 Jun; (b) 309