The table below shows the cost of different numbers of goldfish at a pet store. COST OF GOLDFISH Number of Goldfish Cost $1.50 10 $3.00 15 $4.50 $6.00 The cost is a linear function of the number of goldfish. Which statement describes the rate of chang A The cost increases $0.30 each time 1 goldfish is added. B The cost increases $1.50 each time 1 goldfish is added. The cost increases $3.00 each time 5 goldfish are addod 20

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter2: Functions
Section2.5: Linear Functions And Models
Problem 49E
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The table below shows the cost of different numbers of goldfish at a pet store.
COST OF GOLDFISH
Number of Goldfish
Cost
$1.50
10
$3.00
15
$4.50
20
$6.00
The cost is a linear function of the number of goldfish. Which statement describes the rate of change of this function?
A The cost increases $0.30 each time 1 goldfish is added.
B The cost increases $1.50 each time 1 goldfish is added.
C The cost increases $3.00 each time 5 goldfish are added.
D The cost increases $6.00 each time 5 goldfish are added.
SHOW HINT
16
tv
MacBook Air
888
DII
F2
F3
F5
F8
F9
@
#3
3
$
%
*
1
4
8
Q
W
E
Y
A
S
F
G
H
K
R
Transcribed Image Text:The table below shows the cost of different numbers of goldfish at a pet store. COST OF GOLDFISH Number of Goldfish Cost $1.50 10 $3.00 15 $4.50 20 $6.00 The cost is a linear function of the number of goldfish. Which statement describes the rate of change of this function? A The cost increases $0.30 each time 1 goldfish is added. B The cost increases $1.50 each time 1 goldfish is added. C The cost increases $3.00 each time 5 goldfish are added. D The cost increases $6.00 each time 5 goldfish are added. SHOW HINT 16 tv MacBook Air 888 DII F2 F3 F5 F8 F9 @ #3 3 $ % * 1 4 8 Q W E Y A S F G H K R
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