Game Preview

Probability

  •  English    16     Public
    Calculating probability using decimals and percents
  •   Study   Slideshow
  • What % chance is there that a 7 will be rolled on one die, 3 times in a row?
    Zero %
  •  15
  • What % probability is there that an odd number will be rolled on each die, if 2 are rolled at the same time?
    25%
  •  15
  • If you pick a number from 1-10, what % probability is there of choosing one that is greater than 7?
    30%
  •  15
  • What % chance is there for me to spin red on a spinner with 2 reds, 3 yellow, 1 blue and 2 greens?
    25%
  •  15
  • If I am blindfolded, what chance do I have of hitting a blue target, if 3 are black, 2 are pink and 5 are blue?
    50%
  •  15
  • 10 socks are in a drawer; 2 are white, 3 are black, 5 are red, What are my chances of pulling out both white socks in 2 pulls, if I do not return the first sock to the drawer?
    1/45 or 2.2%
  •  15
  • What are my chances on flipping heads, then throwing a 6 on a die in order to win a game?
    1/12 or 8.3%
  •  20
  • What are my chances of rolling an even number on a die, while also pulling an ace of spades from a deck of cards?
    1/104 or 0.96%
  •  20
  • If 15 colored pencils are in a cup, what chance does Shelena have of choosing her favorite purple pencil, if there are 2 green, 3 black, 4 blue and 6 red pencils in the cup?
    0%
  •  15
  • What chance does April have of pulling a heart from a deck of cards, throwing an even number on a die, then spinning a 2 on a spinner that is numbered 1-5?
    1/40 or 2.5%
  •  25
  • Erica dropped all of her coins from her change purse. What are the chances she will pick up 2 dimes consecutively, if she dropped 7 pennies, 4 quarters, 5 dimes, and 4 nickles.
    4/76 or 5.3%
  •  25
  • Dymond has her favorite scarves in her drawer, 6 black, 3 yellow, 4 purple and 2 blue. What is the probability that she pulls all black scarves on each of 3 consecutive tries without returning any to the drawer?
    40/910 or 4.4%
  •  25
  • Monique loves yellow M &Ms. But she has to buy the whole bag just to get favorite color. If there are 35 pieces in each bag, what chance does she have of choosing yellow the first time, if there are only 7 yellow in each bag?
    1/5 or 20%
  •  15
  • Delores is drawing tickets for the raffle! What are the chances that she will pull one of San's tickets if she has purchased 5, and there are 150 in the bag?
    5/150 (1/30) or 3.3%
  •  15
  • Three coins are flipped in the air at the same time. What are the chances that they will all land heads?
    1/8 or 12.5%
  •  20
  • A spinner has letters from A to L. What chance is there that Ebony will stop on a consonant 3 times in a row?
    27/64 or 42.2%
  •  20