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barxatty [35]
2 years ago
14

A box contains 5 plain pencils and 7 pens. A second box contains 4 color pencils and 4

Mathematics
1 answer:
Savatey [412]2 years ago
3 0
5:7 (pencils to pens)

7/12 chance that a pen from the first box will be selected.

4:4 (colour pencils to crayons)

4/8 = 1/2 chance that a crayon from the second box will be selected.

The probability of picking both:

7/12 * 1/2 = 8/24 = 1/3



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