# Double Decker bus can have 80 passengers 35 in upper and 40 in lower deck. how many ways can a group of 80 passengers...

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A double Decker bus can accommodate 80 passengers 35 in upper deck and 40 in lower deck. In how many ways can a group of 80 passengers be accommodated if 5 refuse to sit in the lower deck and 10 refuse to sit in the upper deck

posted Aug 1, 2017
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