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Mathematics, 30.05.2020 02:01 EllaLovesAnime

Twelve of the last 16 winners of the school science fair have been seventh grade students. Mona placed 3 red marbles and 1 green marble in a bag to create a simulation to predict whether future science fair winners will be seventh graders.

According to Mona’s model, what is the probability that the next 4 winners will all be seventh grade students?
StartFraction 3 over 16 EndFraction
StartFraction 81 over 256 EndFraction
Three-fourths
StartFraction 7 over 8 EndFraction

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