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Use a ratio box to solve this problem. The ratio of new pens yo used pens in the box was 4 to 7. In all there were 242 new pens and used pens in the box. How many new pens were in the box?

Verified Answer :

i think, i think!! not sure, but try it... you have to divide 7 by 242 and you should get  35 it is rounded.

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