Im so not good with these problems if you need help go to ask.com
Answer:
scale factor = 
Step-by-step explanation:
the scale factor is the ratio of corrresponding sides. image to original.
scale factor =
=
= 
Divide the two numbers. The equation is 420/15=28. So Lee would get 28 miles per gallon of gasoline. I hope this helps!
Answer
The most people you can invite with no more than $240, is 16 people.
Step-by-step explanation:
6x+140=240
6x = 100
x = 16.6666667
Therefore
x = 16.