18-20. Reler to the illustration below: One of your dreams is to have a new cell phone. You went to a cell phone dealer and he gave you the following options. How many available cell phones could you choose from? Brand: E Colors: white (W), red (R), yellow (Y), gray (G), blue (B) Models: X, K, P 18. How many brands are there? A. 2 B. 3 C. 4 D. 5 19. How many models are given? A. 2 B. 3 C. 4 D. 5 20. Based on the illustration, how many available cell phones could you choose from? A. 30 B. 40 C. 50 D. 6

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 28EQ
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18-20. Reler to the illustration below:
One of your dreams is to have a new cell phone. You went to a cell phone dealer
and he gave you the following options. How many available cell phones could you choose
from?
Brand:
E
Colors:
white (W), red (R), yellow (Y), gray (G), blue (B)
Models: X, K, P
18. How many brands are there?
A. 2
B. 3
C. 4
D. 5
19. How many models are given?
A. 2
B. 3
C. 4
D. 5
20. Based on the illustration, how many available cell phones could you choose from?
A. 30
B. 40
C. 50
D. 6
Transcribed Image Text:18-20. Reler to the illustration below: One of your dreams is to have a new cell phone. You went to a cell phone dealer and he gave you the following options. How many available cell phones could you choose from? Brand: E Colors: white (W), red (R), yellow (Y), gray (G), blue (B) Models: X, K, P 18. How many brands are there? A. 2 B. 3 C. 4 D. 5 19. How many models are given? A. 2 B. 3 C. 4 D. 5 20. Based on the illustration, how many available cell phones could you choose from? A. 30 B. 40 C. 50 D. 6
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