Ask Question
21 January, 10:06

There are 4 red marbles and 3 blue marbles in a bag. Once a marble is drawn it is not replaced. Find the probability of drawing two red marbles in a row.

+5
Answers (1)
  1. 21 January, 10:14
    0
    2/7

    Step-by-step explanation:

    4 red marbles and 3 blue marbles in a bag = 7 marbles

    P (red) = red/total = 4/7

    No replacement

    3 red marbles and 3 blue marbles in a bag = 6 marbles

    P (red) = red/total = 3/6 = 1/2

    P (red, no replacement, red) = 4/7 * 1/2 = 2/7
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “There are 4 red marbles and 3 blue marbles in a bag. Once a marble is drawn it is not replaced. Find the probability of drawing two red ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers