Some of the friends decided to go on a picnic they
decided to go on a bike if the biker decided to take one
pillion with him then there is no means of travel for the
people as equal to the no of bike + 1. if they decided to
go on two trip three bike r left unused in the second trip
find the no of person having bike?
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Answer Posted / v venu gopal
if there is n bikes then the no of people are 2n + 1.
n in first trip,in second trip 3 bikes unused,so,2(n-3)+n
covers 2n+1 people. i.e. n + 2(n-3) = 2n +1...
n = 7
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