Have any questions?
[email protected]
English
Vietnamese
French
Spanish
Korean
Japanese
Thai
Chinese
Indonesian
Login
Signup
Contact
Login
Home
In a lottery, there are 10 prizes and 25 blanks.
Question 1:
In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random.
What is the probability of getting a prize?
A.
2/7
Feedback
Total number of outcomes possible, n(S) = 10 + 25 = 35
Total number of prizes, n(E) = 10
P(E)=n(E)/n(S)=1035=27
B.
5/7
C.
1/5
D.
1/2
These questions are from this test. Would you like to take a practice test?
Practice Probability Online Test 3 | Englishfreetest.com
20 minutes
10 questions
Do test
Some questions from the same exam
Three unbiased coins are tossed. What is the probability of getting at most two heads?
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random.
What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?
In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random.
What is the probability of getting a prize?
A bag contains 12 white and 18 black balls. Two balls are drawn in succession without replacement.
What is the probability that first is white and second is black?
A bag contains 5 red and 3 green balls. Another bag contains 4 red and 6 green balls. If one ball is drawn from each bag.
Find the probability that one ball is red and one is green.
If a number is chosen at random from 1 to 100, then the probability that the chosen number is a perfect cube is
If a number is chosen at random from 1 to 100, then the probability that
the chosen number is a perfect cube is
What is the probability of getting a sum 9 from two throws of dice?
A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is
A coin is tossed live times. What is the probability that there is at the least one tail?
Some other questions you may be interested in
Choose the correct sentence:
You brother has … the last place.
Olivia … it for six years.
… her since you finished university?
Choose the correct sentence:
Her mistakes … .