menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
The probability of having a winning raffle ticket is 20%. If you bought 50 tickets, how many winning tickets should you expect to have A.3 tickets B.8 tickets C.10 tickets D.20 tickets
asked
Apr 19, 2017
139k
views
3
votes
The probability of having a winning raffle ticket is 20%. If you bought 50 tickets, how many winning tickets should you expect to have A.3 tickets B.8 tickets C.10 tickets D.20 tickets
Mathematics
high-school
AlanH
asked
by
AlanH
8.3k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
2
votes
20% can be represented as 1/5.
Therefore you're expected to win 1 ticket out of every 5 you purchase. So if you purchase 50 you can expect to win 10 tickets. Therefore the answer is C.
Jonathan Weatherhead
answered
Apr 24, 2017
by
Jonathan Weatherhead
8.5k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
No related questions found
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.5m
questions
12.2m
answers
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
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)
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org