Answer:
Step-by-step explanation:
The expected return is given as
Expected Return = SUM (Return i x Probability i). i=1,2,3.....
First investment
Probability of 0.7, it returns 60cents per dollars
Second investment
Probably of 0.3, it loses 20cents per dollar.
Expected return=(0.7×60)-(0.3×20)
Excepted return= 42-6
Excepted return=36cents
To dollars, 1cents is 0.01dollars
Then, 36cents = 0.36dollars
Expected return=$0.36
D. Hope this helps 13.9027 :)
k = - 3
given k + 
= 
subtract from both sides of the equation
k = - = - 
= - 3
Answer:
He vaulted 170 inches
Step-by-step explanation:
To get the answer you take 14 and multiple by 12 because there are 12 inches in every foot when you multiple you get 168 then you add 2 because it says 2 inches then you are left with 170 inches
Hope this helped
