Answer:

Step-by-step explanation:
We require more information by I will explain in principle:
If Type A has at least 300 hours and Type B at least 400 hours.

You need to determine the Probability density function of X and Y and then subtract 1 from both

This will give you the probability of the expression.
Answer:
4104.79 Seconds or about 1.14 Hours
Step-by-step explanation:
26mi = 41842.9m
100/9.81 = 41842.9/x
41842.9 x 9.81 = 100x
410478.849 = 100x
x = 4104.78849
Answer:
y=2x-5
explanation
m is gradient so rise over run and b is the y intercept which is -5