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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.…

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.…
asked 190k views
17 votes
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?

asked
User Noah Gibbs
by
7.8k points

2 Answers

4 votes

Answer: umm i calculated about 10??

Explanation:

answered
User Startupsmith
by
7.8k points
7 votes
I think 10 hope this helps
answered
User Enryu
by
9.3k points
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