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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?

Respuesta :

absor201

Answer:

The probability would be 3/4.

Step-by-step explanation:

Last 16 winners of the school science fair have been seventh grade students

Mona placed red marbles = 3

Mona placed green marbles = 1

What is the probability that the next 4 winners will all be seventh grade students?

In total there are 4 marbles and 3 of them represent 7th graders

Therefore the probability would be 3/4.

alegriacardonadiana

Answer:

3/4

Step-by-step explanation:

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