6667/1000 i think im right
Answer:
A = 33 1/3 ft²
It's the one you picked lol
The amplitude of this function is 4/5. Be sure you understand why that is so.
Solution -
The probability of getting 6 from a single roll of a fair dice = 
The probability of getting any other number rather than 6 would be
So when the outcome is 6, then he wins $5 ,otherwise he has to pay $2
So
E(X) = Expectation value =
( ∵ $5 gain so +ve and $2 loss so -ve)
=
∴ So Merrill will lose
dollar