Question

Dave works as a waiter. He is calculating his average tips from the past two weeks. His total tips from each night can be found in the table below, with all values being in dollars.

Day
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Week 1
100.85
166.57
135.74
148.12
113.94
190.13
235.31
Week 2
102.57
124.02
142.40
108.60
110.50
163.82
183.01

Find the mean of Dave’s nightly tips. Round to the nearest cent, if necessary.
a.
$168.08
b.
$144.68
c.
$139.07
d.
$133.56


Please select the best answer from the choices provided

A
B
C
D

Answer 1

Sum the 14 nights: 1090.66 (week 1) + 934.92 (week 2) = 2025.58.
Mean = 2025.58 ÷ 14 = 144.6842857 → $144.68 (to the nearest cent).

Answer: B.