Answer:
2/21
Step-by-step explanation:
17/21 -(3/7 + 2/7)
First you add
=17/21 - (5/7)
Then you want to subtract
=2/21
Answer:
it is 4.17
Step-by-step explanation:
i just know
Answer:

Step-by-step explanation:
For a uniform distribution we have to:
for x∈ (a, b)
for 
for 
In this case we have to:
a = 25 min and b = 105 min
We want to find:

Then


In this case:

Therefore:



Answer:
Step-by-step explanation:
I'm pretty sure that the equation for slope is y2 -y1
-----------
x2 - x1
Substitute in the info, and simplify to find the slope.