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Mathematics

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Quizzes in Mathematics for Grade 8

There are 12 yellow tokens and 7 green tokens in a bag. One token is selected at random. What is the probability of NOT selecting a green token?

  • 12 yellow tokens
  • 7 green tokens

Choose the best answer.

  • 12/19
  • 63.2%
  • 7/19
  • 2/3
  • 19/12
Correct answer(s):
  • 12/19

There are 12 orange tiles and 2 yellow tiles in a bag. One tile is selected at random. What is the probability of NOT selecting a yellow tile?

  • 12 orange tiles
  • 2 yellow tiles

Choose the best answer.

  • 7/6
  • 12/13
  • 1/7
  • 6/7
  • 85.7%
Correct answer(s):
  • 6/7

There are 7 purple beads and 6 green beads in a bag. One bead is selected at random. What is the probability of NOT selecting a purple bead?

  • 7 purple beads
  • 6 green beads

Choose the best answer.

  • 1/2
  • 13/6
  • 46.2%
  • 7/13
  • 6/13
Correct answer(s):
  • 6/13

There are 11 orange tokens and 5 white tokens in a bag. One token is selected at random. What is the probability of NOT selecting a white token?

  • 11 orange tokens
  • 5 white tokens

Choose the best answer.

  • 11/16
  • 68.8%
  • 16/11
  • 11/15
  • 5/16
Correct answer(s):
  • 11/16

There are 10 yellow buttons and 6 blue buttons in a bag. One button is selected at random. What is the probability of NOT selecting a blue button?

  • 10 yellow buttons
  • 6 blue buttons

Choose the best answer.

  • 2/3
  • 8/5
  • 62.5%
  • 3/8
  • 5/8
Correct answer(s):
  • 5/8

There are 9 orange marbles and 4 green marbles in a bag. One marble is selected at random. What is the probability of NOT selecting a green marble?

  • 9 orange marbles
  • 4 green marbles

Choose the best answer.

  • 3/4
  • 69.2%
  • 13/9
  • 9/13
  • 4/13
Correct answer(s):
  • 9/13

There are 3 green beads and 10 purple beads in a bag. One bead is selected at random. What is the probability of NOT selecting a green bead?

  • 3 green beads
  • 10 purple beads

Choose the best answer.

  • 13/10
  • 3/13
  • 76.9%
  • 10/13
  • 5/6
Correct answer(s):
  • 10/13

There are 10 orange counters and 4 blue counters in a bag. One counter is selected at random. What is the probability of NOT selecting a orange counter?

  • 10 orange counters
  • 4 blue counters

Choose the best answer.

  • 7/2
  • 2/7
  • 5/7
  • 28.6%
  • 4/13
Correct answer(s):
  • 2/7

There are 3 purple buttons and 6 red buttons in a bag. One button is selected at random. What is the probability of NOT selecting a red button?

  • 3 purple buttons
  • 6 red buttons

Choose the best answer.

  • 3/8
  • 1/3
  • 2/3
  • 3
  • 33.3%
Correct answer(s):
  • 1/3

There are 9 black stickers and 6 green stickers in a bag. One sticker is selected at random. What is the probability of NOT selecting a green sticker?

  • 9 black stickers
  • 6 green stickers

Choose the best answer.

  • 5/3
  • 60%
  • 2/5
  • 3/5
  • 9/14
Correct answer(s):
  • 3/5

There are 10 white marbles and 3 orange marbles in a bag. One marble is selected at random. What is the probability of NOT selecting a white marble?

  • 10 white marbles
  • 3 orange marbles

Choose the best answer.

  • 10/13
  • 1/4
  • 3/13
  • 13/3
  • 23.1%
Correct answer(s):
  • 3/13

There are 4 black marbles and 2 blue marbles in a bag. One marble is selected at random. What is the probability of NOT selecting a black marble?

  • 4 black marbles
  • 2 blue marbles

Choose the best answer.

  • 33.3%
  • 2/5
  • 1/3
  • 3
  • 2/3
Correct answer(s):
  • 1/3

There are 12 green buttons and 6 orange buttons in a bag. One button is selected at random. What is the probability of NOT selecting a green button?

  • 12 green buttons
  • 6 orange buttons

Choose the best answer.

  • 33.3%
  • 3
  • 6/17
  • 1/3
  • 2/3
Correct answer(s):
  • 1/3

A box contains 4 orange beads, 5 black beads, and 7 green beads. If one bead is chosen without looking, what is the probability that it is green?

  • 4 orange beads
  • 5 black beads
  • 7 green beads

Choose the best answer.

  • 7/16
  • 5/16
  • 7/15
  • 9/16
  • 1/4
Correct answer(s):
  • 7/16

A box contains 9 red beads, 4 purple beads, and 1 white beads. If one bead is chosen without looking, what is the probability that it is white?

  • 9 red beads
  • 4 purple beads
  • 1 white beads

Choose the best answer.

  • 9/14
  • 1/13
  • 2/7
  • 13/14
  • 1/14
Correct answer(s):
  • 1/14

A box contains 5 red tokens, 8 green tokens, and 6 orange tokens. If one token is chosen without looking, what is the probability that it is green?

  • 5 red tokens
  • 8 green tokens
  • 6 orange tokens

Choose the best answer.

  • 4/9
  • 8/19
  • 11/19
  • 5/19
Correct answer(s):
  • 8/19

A box contains 5 orange tiles, 2 red tiles, and 2 white tiles. If one tile is chosen without looking, what is the probability that it is red?

  • 5 orange tiles
  • 2 red tiles
  • 2 white tiles

Choose the best answer.

  • 5/9
  • 2/9
  • 7/9
  • 1/4
Correct answer(s):
  • 2/9

There are 4 green stickers and 6 black stickers in a bag. One sticker is selected at random. What is the probability of NOT selecting a black sticker?

  • 4 green stickers
  • 6 black stickers

Choose the best answer.

  • 5/2
  • 40%
  • 4/9
  • 3/5
  • 2/5
Correct answer(s):
  • 2/5

A box contains 4 yellow beads, 6 green beads, and 8 purple beads. If one bead is chosen without looking, what is the probability that it is green?

  • 4 yellow beads
  • 6 green beads
  • 8 purple beads

Choose the best answer.

  • 6/17
  • 2/9
  • 2/3
  • 6/18
  • 1/3
Correct answer(s):
  • 1/3

There are 3 yellow tiles and 2 blue tiles in a bag. One tile is selected at random. What is the probability of NOT selecting a yellow tile?

  • 3 yellow tiles
  • 2 blue tiles

Choose the best answer.

  • 5/2
  • 1/2
  • 3/5
  • 2/5
  • 40%
Correct answer(s):
  • 2/5