what is the probability of landing on heads when flipping a coin?
1/2 or 50%
You roll a standard six-sided die 30 times, and the number 4 appears 7 times. What's the experimental probability of rolling a 4?
7/30 or 23%
If you roll a standard six-sided die, is it certain, likely, unlikely, or impossible to roll a number greater than 6?
impossible
If Becky has 7 apples and gives 2 away, how many apples does she have left?
5 apples
2x9
18
what is the probability of getting a queen in a deck of cards? (simplify)
7.6% or 8% or 1/13
A spinner with 3 equal sections (red, blue, green) is spun 30 times. The results are: red 12 times, blue 10 times, green 8 times. What's the experimental probability of landing on blue? (simplify)
1/3 or 33%
You have a bag with 5 red marbles and 5 blue marbles. Is it certain, likely, unlikely, or impossible to pick a green marble?
impossible
What is 20 / 5?
4
3x5
15
What's the probability of getting two heads in a row when flipping a coin twice?
1/4 or 25%
you spin a spinner 12 times. you should land on each color 3 times. it lands on blue 5 times, red 2 times, yellow 3 times, and green 2 times. is that more or less then what the theoretical probability would have been?
less
You roll two fair six-sided dice. What is the probability of getting a sum of 7?
Likely
A train travels 300 kilometers in 3 hours. What is the average speed of the train in kilometers per hour?
100 km/h
4x8
32
If you draw two cards from a deck, what's the probability of drawing an ace, then a king (without putting the first card back)?
1/169 or 6.25%
A basketball player shoots 20 free throws and makes 14. What is the experimental probability that they will make their next free throw?
0.7 or 70%
A deck of 52 cards is shuffled. What is the probability of drawing an Ace of Hearts?
unlikely
Michael scores a 95, 87, 85, 93, and a 94 on his first 5 math tests. If he wants a 90 average, what must he score on the final math test?
86
6x15
90
A jar contains 3 red and 2 blue marbles. You randomly draw one marble, and it's blue. What's the probability that the next marble you draw will also be blue, assuming you don't replace the first marble?
1/3 or 33.3%
A machine produces 1000 items, and 50 are defective. What is the experimental probability of selecting a defective item from a batch of 200 items produced by the same machine?
1/20 or 5%
there is 1 black marble in a bag of all white marbles. is it likely to pull the black marble out of the bag
no it is unlikely
Two cards are drawn from the pack of 52 cards. Find the probability that both are diamonds or both are kings.
14/221 or 0.06 or 6%
12x20
240