Question

Tony is the staff manager of a movie theater, and he is trying to decide which shifts should have the greatest number of employees on staff. Over the course of a week, Tony recorded how many customers appeared during each shift, the results of which can be seen in the graph below.
A bar graph titled Customers in One Week has Shift Start Time on the x-axis and Number of customers on the y-axis. 10 a m, 121; 1 p m, 156; 4 p m, 378; 7 p m, 671; 10 p m, 458.
Tony wants the distribution of his employees to match the distribution of the customers. If Tony has 230 total employees, how many should he assign to the 1:00 p.m. shift?
a.
15
b.
20
c.
68
d.
156



Please select the best answer from the choices provided


A
B
C
D
Mark this and return

Answer 1

Total customers = 121 + 156 + 378 + 671 + 458 = 1784.
Fraction at 1:00 p.m. = 156/1784.
Employees at 1:00 p.m. = 230 * 156/1784 ≈ 20.11 ≈ 20.

Answer: B.