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Homeowrk: 9.3 Applications of Counting A radio station runs a promotion at an auto show with...

Homeowrk: 9.3 Applications of Counting

A radio station runs a promotion at an auto show with a money box with 12 $50 tickets, 11 $25 tickets, and 14 $5 tickets. The box contains an additional 20 "dummy" tickets with no value. Three tickets are randomly drawn. Find the probability that all three tickets drawn have no money value.

The probability that all three tickets drawn have no money value is______?
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