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02-12-2018
Mathematics

contestada

A box contains
plain 3pencils9 and
pens. A second box contains
color7 pencils and 3
crayons. One item from each box is chosen at random. What is the probability that a plain pencil from the first box and a color pencil from the second box are selected?

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02-12-2018

Answer:

the probability of choosing a plain pencil from the 1st box is 1/4

the probability of choosing a color pencil from the second box is 7/10

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