Asked by Mai


There are fifty marbles in a
sack: red, blue and green.
There are ten more green
than blue marbles in the
sack. The probability of
drawing a red or blue marble
is one-half. Write and solve
an equation to determine
how many of each color
marble is in the sack

Answers

Answered by MathMate
"The probability of
drawing a red or blue marble
is one-half."
Means that Red+Blue=half * 50 = 25.

Can you do the rest?
Answered by Mai
i don't know if i can do it...
Answered by MathMate
Known facts:
Red+Blue+Green=50
Red+Blue=25
Green-Blue=10

Can you juggle a little with the above equations to come up with the answer?
Answered by Katie
so there be 25 green, 15 blue, 10 red???
Answered by MathMate
Correct, good job!
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