Simple
Probability 1
Probability 1
There is an 85% chance of snow on Thursday. Describe the likelihood of the event.
Likley
There are 1 red marble, 2 orange marbles, 3 yellow marbles, and 4 green marbles in a bag. Suppose one marble is selected. What is the probability of selecting an orange marble?
1/5
What is the probability of tossing two coins with heads side up?
1/4
Rick takes two coins at random from a jar that has 4 quarters, 12 nickles, 10 times, and 18 pennies. What is the probability that he chooses a penny first, replaces it, and then chooses a dime?
45/484
What whole percentage range represents an unlikely event?
2-49%
A normal die is rolled. What is the probability of rolling a 4 or a 5?
1/3
Use a standard deck of cards. What is the probability of pulling out a diamond?
1/4
Two red counters and two white counters are placed in a bag. How many possible outcomes are there?
4
A normal die is rolled and a spinner labeled A - E is spun. Find the probability of rolling a 3 and landing on B.
1/30
During a trivia game, you are asked 40 questions. You answer 8 correct. Out of 150 questions, how many questions can you expect to answer correctly?
30
A normal die is rolled. What is the probability of not rolling a 1 or a 2?
2/3
You have a bag of color tiles. 8 are red and 10 are pink. What is the probability that you chose a red?
8/18 or 4/9
Two red counters and two white counters are placed in a bag.What are the favorable outcomes of choosing red?
Red, red
A normal die is rolled and a spinner labeled A - E is spun. Find the probability of rolling an odd number and landing on a consonant.
3/10
You have four paint colors to choose from and the option of hardwood floor, laminate floor, or carpet for your bedroom. How many different combinations do you have to choose from?
12 combinations
Cards from 1-10 are in a deck. What is the probability of pulling at least a 4?
7/10
You flip tails 24 out of 50 times. Predict the number of times you will flip heads out of 225 flips.
117
You have 7 shirts, 4 pairs of pants, and 6 pairs of shoes. Using the fundamental counting principal, find the total number of possible outcomes.
168 outfits.
If a fair coin is tossed three times, what is the probability of getting tails three times in a row?
1/8
You have a 1/7 chance of winning a video game. If you play the game 20 times, how many times should you win?
3 times
A spinner is cut into 4 sections. The colors are blue, green, yellow, and pink. If you spun a blue 10 times out of 50. Compare the theoretical probability of choosing a blue to the experimental probability.
You roll a dice 200 times. You roll a one- 10 times, a two- 15 times, a three- 45 times, a four- 55 times, a five- 30 times, and a six- 35 times.
Compare the theoretical probability of rolling a number greater than 4 to the experimental probability.
TP- 1/3; EP- 65/200. Therefore, TP>EP
You flip a coin, roll a dice, and spin a spinner with 3 sections (red, blue, yellow). What is the probability that you flip heads, roll a 3, and land on a yellow?
1/36
There are 1 red marble, 2 orange marbles, 3 yellow marbles, and 4 green marbles in a bag. What is the probability that you pick a red marble, replace it, and then pick an orange marble?
1/50
Each time a baby is born, the chance for either a boy or a girl is one-half. Find the probability that a family of five children has five girls.
1/32