contestada

ONE HUNDRED LOTTERY TICKETS ARE SOLD FOR $5.00 EACH. ONE PRIZE OF $300
WILL BE AWARDED. STEVE PURCHASES ONE TICKET. FIND HIS EXPECTATION.

Respuesta :

1/100 tickets = 1% chance = 0.01
$5 spent on 1 ticket

0.01(300) - 5
3-5
-$2