A. The client needs to decide if he should invest on the stocks of a food delivery company, called Pippo. The annual profit per 100 invested for Pippo has been estimated that will follow the probability distribution in the following table:

Pippo
Profit per 100	Probabilities
160	0.10
120	0.25
700	0.20
200	0.15
-300	0.20
-800	0.10

A second stock, of the rival food delivery company called Paperino has the following estimated profit per 100 invested and associated probabilities:

Paperino
Profit	Probabilities
85	0.10
60	0.25
45	0.20
25	0.15
15	0.20
10	0.10

The company considers very good investments the ones characterized by a rate of return above the 18%. What percentage of the stocks included in the portfolio will have a rate of return above the 18%? [5 marks]