For this case we have the following ordered pairs:
(6, 9)
(4, 6)
The scale factor can be found in two different ways:

Therefore, the scale factor is given by:
Answer:
The scale factor of the dilation is 1.5
Answer:
I cannot answer see no red triangle to Base an answer on sorry is this calculus never took that course
Answer:
P(B|Y)=0.4
Step-by-step explanation:
We are given with a Venn diagram of a universe with 26 elements and two different outcomes: B and Y
And we are asked to find P(B|Y)
The formula for P(B|Y)= 
From Venn diagram, 
And P(Y)=
Hence P(B|Y)=