moderncombatpro430 moderncombatpro430

26-01-2021
Mathematics

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Frank has a box of pens. The box contains 6 blue pens, 8 black pens and 3 red pens. Some more blue pens are added to the box. The probability of selecting a blue pen is now 1/2. How many blue pens were added to the box?

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madisonworkman1 madisonworkman1

26-01-2021

I think 10 hope this helps

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madicroft95 madicroft95

26-01-2021

Answer: umm i calculated about 10??

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