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Mathematics

9th Grade

Used 73+ times

Basic probability
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10 questions

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1.

REORDER QUESTION

3 mins • 1 pt

Media Image

Lauren spins the spinner with 8-equal sized sections one time. Drag the tiles to arrange the events in order from least likely to most likely.

spinning a 6

spinning an even number

spinning a 4 or 5

spinning a number greater than 5

2.

DROPDOWN QUESTION

30 sec • 1 pt

A box contains 4 red pencils, 6 blue pencils, 5 black pencils, and 3 green pencils. The best description of the likelihood of selecting a blue pencil at random from the box is ​​​ (a)   . ​ ​

unlikely
impossible
equally likely
likely
certain

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which of the following best describes the likelihood of the spinner landing on a number less than 6?

impossible

unlikely

equally likely

likely

certain

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

Joseph rolled a number cube 50 times. The table shows the cumulative results of each roll. What is the relative frequency of rolling a 4? Select all that apply.

0.18

950\frac{9}{50}

67.7%

46\frac{4}{6}

18%

5.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Media Image

A deli offers the types of bread and sandwiches show in the table. How many possible outcomes are there?

(a)  

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

A box contains red markers, blue markers, and green markers. There are more blue markers than green markers. The probability of randomly selecting a green marker from the box is 15.\frac{1}{5}. What is a possible probability that a randomly selected marker from the box is blue?

14\frac{1}{4}

15\frac{1}{5}

16\frac{1}{6}

17\frac{1}{7}

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If you toss a coin 10 times and get tails each time, which of the following is true?

The probability of getting a tail on the next toss is more than 12.\frac{1}{2}.

The probability of getting a head on the next toss is more than 12.\frac{1}{2}.

The probability of getting a head on the next toss is 12.\frac{1}{2}.

The probability of getting a tail on the next toss is greater than the probability of getting a head.

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