Math In Restaurants Worksheet With Answers Page 11
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11Answer Key
Math in Restaurants: Take the challenge
Haas Avocado Costs 2009 - 2011
STRATEGY B
Box and Whisker Plots
Five number summary: x (months): 1, 9, 17.5, 26, 34; y (cost): 25, 32, 38, 45, 68
Sample equation in point-slope form: (y – 36) = (3/7) (x – 9)
Q-points or vertices at (9, 32) and (26, 45)
Sample equation of the line in point-slope form: (y – 32) = (13/17)(x – 9)
2009
2010
2011
2012
Month
Price
Month Price
Month Price
Month Price
31
30
35
53.56
JAN
1
13
25
37
32
30
42
54.33
FEB
2
14
26
38
28
30
55
55.10
MAR
3
15
27
39
38
34
56
55.87
APR
4
16
28
40
39
38
56
56.64
MAY
5
17
29
41
38
38
45
57.41
JUN
6
18
30
42
40
38
65
58.18
JUL
7
19
31
43
55
34
61
58.95
AUG
8
20
32
44
36
42
52
59.72
SEPT
9
21
33
45
27
35
68
60.49
OCT
10
22
34
46
25
34
52.02
61.26
NOV
11
23
35
47
32
32
52.79
62.03
DEC
12
24
36
48
11
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