There isn't a quotient of the division sign
Answer:
75%
Step-by-step explanation:
There are 6 numbers that fit the rule, 1, 2, 3, 4, 6, 8. Since there are a total of 8 numbers, there is a 6/8 chance picking one or 75% chance.
Answer:
10km
Step-by-step explanation:
6^2+8^2=100
sqrt 100=10
Answer:
(a) The expected value is: $0.40625
(b) The expected value is: $0.4286
Step-by-step explanation:
Solving (a): Raffle 1
Given
per ticket
---- for 1
--- for 2
Required
The expected value of each ticket
First, calculate the total amount of the 800 tickets
Next, calculate the total amount of the prizes
The expected value E(x) of 1 ticket is calculated as:
Solving (b): Raffle 2
Given
per ticket
---- for 1
--- for 3
Required
The expected value of each ticket
First, calculate the total amount of the 800 tickets
Next, calculate the total amount of the prizes
The expected value E(x) of 1 ticket is calculated as: