17
QuizMultiple Choice
Adding and Subtracting Matrices — Unit test
Question 17 • NC-Math 4 CR
Michelle is having a poster printed from a picture that is 4 inches wide by 6 inches tall. The enlarged poster is 20 inches wide and 30 inches tall. Which proportion can be used to represent the picture sizes?
Answer
A
StartFraction 6 over 4 EndFraction = StartFraction 20 over 30 EndFraction
B
StartFraction 4 over 6 EndFraction = StartFraction 20 over 30 EndFraction
C
StartFraction 4 over 6 EndFraction = StartFraction 30 over 20 EndFraction
D
StartFraction 4 over 30 EndFraction = StartFraction 6 over 20 EndFraction