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There are only black pens and green pens in a box. The ratio of the number of black pens in the box to the number of green pens in the box is 2:5 What fraction of the pens are b…

There are only black pens and green pens in a box. The ratio of the number of black pens in the box to the number of green pens in the box is 2:5 What fraction of the pens are b…
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22 votes
There are only black pens and green pens in a box.

The ratio of the number of black pens in the box to the number of green pens in the box is 2:5
What fraction of the pens are black?

asked
User Alan Coromano
by
8.2k points

1 Answer

11 votes
the amount of pens all together is 7, the amount of black pens is 2, therefore answer is2/7 black pens
answered
User NeXau
by
8.0k points
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