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15-04-2021
Mathematics

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A bag contains 7 blue, 4 yellow, 4 green, and 5 red marbles. Find the probability of choosing a green marble without looking. Mark only one oval. Dood

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15-04-2021

Answer:

1/4

Step-by-step explanation:

total balls=7+4+4+5=20

probability of green marble=?

green marbles are 5 so,

Probability=number of favourable outcomes / number of all possible outcomes

total outcomes=20

green ball chances=5

=5/20

=1/4

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