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You have 90 red and white marbles. You have twice as many red marbles as white...

You have 90 red and white marbles. You have twice as many red marbles as white marbles. How many white marbles do you have?

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Answer #1

Total number of marbles=90

Let the number of white marbles=x

So the number of red marbles be=2x

Because it is given that red marbles are twice..

So Acoording to question..

2x+x=90

3x=90

So x=90/3

=30

So White marbles are x=30

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