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The odds against a certain event are 5 t...

The odds against a certain event are 5 to 2, and the odds in favour of another event independent of the former are 6 to 5. Find the chance that one at least of the events will happen.

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CENGAGE PUBLICATION-PROBABILITY-All Questions
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  14. A box contains 6 nails and 10 nuts. Half of the nails and half of t...

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