No.

is just division. You divide the top by the bottom.
3 / 5 = 0.6
So, 0.6 does not equal to 3.5.
Given points (1,5) and (0,-1)
(-1-5)/(0-1) = -6/-1 = 6
The slope is 6
$25/5=x/20
times both sides by 20
$500/5=x
$100=x
20 mangoes cost $100
those are some severly overpriced mangoes
The term that best describes two events that together include all outcomes in the sample space is complementary.