Answer:

Step-by-step explanation:
Given
The above data
Required
Determine the expected value E(x)
E(x) is calculated as thus;

Where f(x) represents the total sale of each outcome;
For A:


For B:


For C:


Hence, E(x):


Find a common denominator which woukd be 6. imagine he divided the pie ibto 6 slices and he ate 1/2 of the pie so there are 3 slices left. after dinner he ate a third of what was left so he ate 1 slice. 1 slice out of 6 slices is 1/6
The answer is

inches
Step 1. Subtract length of the door from the width of the door:

Step 2. You want the same space to be on each side of the bar. So, divide the difference from step 1 by 2:
(3.78x109)<span>÷14,000
=0.02943
= 2.943 x 10^-2</span>