You're just simply multiplying them by 2 because the scale factor being applied is 2. So..
P' Q' = 4 cm
A' B' = 3 cm
M' N' = 6 cm
0.16666666666 is the sum of your question
Given that <span>the average volume of water that flows over the falls each second is

gallons.
There are 3,600 seconds in one hour.
Thus, in one hour,

gallons of water </span><span>flows over the falls.
</span>Therefore, the amount of water that flows over the falls is <span>

.</span>
In line one she forgot to multiply 4 on the left side by -1
320=30+15s
290=15s
S=19.33
S=19
19 student tickets.