Answer:
45
Step-by-step explanation:
Answer:
the what?
Step-by-step explanation:
lma.o
Answer:
414.857143
Step-by-step explanation:
r=66
=2*66*22/7
=414.857143
Answer:

Step-by-step explanation:
Given
--- scale factor
Required [missing from the question]:
The ratio of width of the model to the original
From the question, we understand that the scale factor is: 2 : 15
The ratio of the width of the model to the original equals the given scale factor i.e.

Answer:
F = -6 + 2d/5
Step-by-step explanation:
2d-5f=30
subract 2D from each side
-5f=30-2d
divide both sides by -5
f= -6 +2d/5