1
When a 6 sided dice is rolled what is the probability of getting an even number?
**Lowest terms
3/6= 1/2
A bag had 5 red balls and 4 blue balls. When a ball is picked from this bag, what is the probability of it being a red ball?
5/9
In a class there are 15 boys and 10 girls. When a teacher calls out the name of a student, what is the probability that it is the name of a girl?
**Lowest terms
10/25= 2/5
Irvin has five t-shirts of which three are old and two are new. What is the probability that Irvin wears a new t-shirt to visit his friend's home?
2/5
Find the probability of selecting a day starts with the letter T.
2/7
Sam's probability of winning the game is 80%. Express this as a probability fraction in lowest terms.
80/100= 4/5
In a class 12 students like outdoor games, and 18 students like indoor games. What is the probability that a student likes an outdoor game?
**Lowest terms
12/30= 2/5
Cheryl's probability of getting a job is 60%. Express this as a probability fraction.
**Lowest terms
60/100= 3/5
Josephine wrote the numbers 1-100 and placed them in a bag. If she selects a number without looking, what is the probability that the number is greater than 78?
**Lowest terms
22/100= 11/50
If you were to flip a coin 220 times, how many times would you expect the coin to land on tails?
1/2*220= 110
There is a 1 in 13 chance of pulling an ace from a deck of cards. There is a 1 in 18 chance of hitting a home run in a baseball game. Which event is more likely to happen?
pulling an ace from a deck of cards
If you were to flip a coin 70 times, how many times would you expect the coin to land on heads?
1/2*70= 70/2= 35
If you were to randomly select a letter from the word below, what is the probability that the letter would be a vowel? ** Lowest terms
establishing
4/12= 1/3
You put the numbers 1-10 in a bag. When you randomly select a number without looking, what is the likelihood that number is 12?
Choose one of the following answers:
Highly unlikely, somewhat unlikely, neither, somewhat likely, highly likely
0= Highly unlikely/Impossible
You put the numbers 1-10 in a bag. When you randomly select a number without looking, what is the likelihood that the number is less than 2?
Choose one of the following answers:
Highly unlikely, somewhat unlikely, neither, somewhat likely, highly likely
1/10= 10%
Highly unlikely
If you were to randomly select a letter from the word below, what is the probability that letter would be a consonant?
laryngitis
7/10
A bag contains 4 blue marbles, 7 red marbles, and 3 black marbles, all the same size and weight. Carter pulls one marble out at random. If it was a red marble, is this event likely, unlikely, or neither?
7/14 which is 1/2 or 50% so neither
Each group of students receives a bag that has 4 red cubes, 9 green cubes, and 7 blue cubes. If each group makes 200 pulls and replaces the cube after each pull, how many times would you expect them to draw a green cube?
9/20*200= 1800/20= 90
Jane and her friend Krista are in Mr. Roberts' math class. Mr. Roberts has 20 students in the class, including 8 boys and 12 girls. If he randomly selects one student, what is the probability percent that student will be a girl?
12/20=x/100
x=60%
In Iceland the probability a woman has green eyes is 4/25. In a group of 200 women from Iceland, how many of them should have green eyes?
4/25*200= 800/25= 32
Each group of students receives a bag that has 4 red cubes, 9 green cubes, and 7 blue cubes. If each group makes 200 pulls and replaces the cube after each pull, how many times would you expect them to draw a red cube?
4/20= 1/5*200= 40
Each group of students receives a bag that has 11 red cubes, 8 green cubes, and 6 blue cubes. If each group makes 300 pulls and replaces the cube after each pull, how many times would you expect them to draw a blue cube?
6/25*300= 1800/25= 72
A bag has 50 colored chips. If 17 chips are red, 24 chips are orange, and 9 chips are green, what is the percent of randomly selecting a green chip from the bag?
9/50=x/100 x=18%
Samuel wins 5 matches out of 8 matches. What is his winning percentage?
82.5%
Jinny wrote the numbers 1-100 and placed them in a bag. If she selects a number without looking, what is the probability percent that the number contains the digit 7?
1,17,27,37,47,57,67,70,71,72,73,74,75,76,77,78,79, 87,97
19%