Register
In a raffle, Carlos buys 12 tickets and his friend Daniel buys 20 tickets. If there are 80 tickets sold, what is the probability that Carlos or Daniel will win?
165k views
2 votes
In a raffle, Carlos buys 12 tickets and his friend Daniel buys 20 tickets. If there are 80 tickets sold, what is the probability that Carlos or Daniel will win?

User Jon Lee
by
7.0k points

2 Answers

3 votes
Probability Carlos winning = 12 / 80
and probability of Daniel win = 20 /80

as this is an OR question we add these
so answer is 12/80 + 20/80 = 32/80 = 2/5
User Yashas
by
7.6k points
3 votes
together the probability is 0.4 seperate carlos is 0.15 and daniel probability is 0.25
User BillyB
by
7.6k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.3m questions

11.0m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!