What is the probability of landing on a 6 with a spinner numbered 1-8?
1/8 = 12% or 12.5%
If one letter is chosen at random from the word COMBED, what is the probability that the letter chosen will be a "D"?
1/6 =16.7% OR 0.167
What is the probability of rolling an even number using one die?
3/6=1/2
If I have a bag with 3 red marbles, 2 blue, 5 yellow and 6 green, what is the probability of pulling a red marble?
3/16 = 18.75% 0.1875
There are 22 pencils and 30 students. What’s the probability of a student not having a pencil?
8/30 = 4/15.
What is the probability of spinning an A,B or a C on a spinner labeled A-Z alphabetically?
3/26 = 11.5% or 0.115
What is the formula for the probability of an event?
P(event)= number of favorable outcomes
/
number of possible outcomes
What is the probability of rolling a prime number using one die?
4/6 = 2/3 =66.7% or 0.667
I have a box of M&M’s. There are 100 total candies in the box. 1/4 are red, 1/4 are orange and the rest are green and blue. Orange is actually peanut butter M&M’s after a taste test. What’s the probability of selecting a brown M&M?
0/100 or 0.
What is the probability of students wearing glasses in your classroom?
The answer is ________.
If your options are two A’s, three B’s and one of C, D and E, what is the probability of landing your spinner on an E or B?
4/8 = 1/2 = 50% or 0.50
3x + 6 = 24
x= 6
What is the probability of rolling a multiple of 1 using one die?
6/6 = 1
As a percent what is the probability of not selecting a red marble?
7/10 = 70%
The sides of a number cube have the numbers 9, 3, 5, 3, 7, and 9. If the cube is thrown once, what is the probability of rolling a 9?
2/6 =1/3 = 33.3% or 0.333
The spinner has 8 congruent parts. 1/2 is red, 1/4 is blue, 1/8 is yellow and 1/8 is pink.
What is the probability of landing on a yellow or pink?
2/8 = 1/4 = 25% or 0.25
What is the probability that tossing a fair coin will land on heads?
1/2 = 50% or 0.50
What is the probability of rolling a factor of 6 using one dice?
4/6= 2/3 =66.7% or 0.667
There are 36 buttons in the container. What is the probability of picking a green?
10/36 = 5/18 = 0.278 or 27.8%
A math classroom has 19 chairs. If there are 23 students in the class, what is the probability that a student won't have a chair?
4/23
The spinner has 8 congruent parts. 1/2 is red, 1/4 is blue, 1/8 is yellow and 1/8 is pink.
What is the probability of landing on a blue or pink?
3/8= 37.5% or 0.375
Find the slope of a line from points
(3,7) and (2,9)
Use Slope Formula
(9-7)/(2-3)
= 2/-1
=-2
What is the probability of rolling a divisor of 12 using a standard dice?
5/6=83.3% or 0.833
There are 75 marbles in a bag. 10 are red, 20 are blue, 15 are purple, 20 are yellow, and the rest are green. What is the probability of selecting a green marble?
10/75 = 2/15
For every 37 students in the classroom, there is 1 teacher. How many students should there be in a classroom to have 4 teachers?
148 students