Overbooking of passengers on intercontincontinental flights is como practice among airlines. Aircraft which are capable of carrying 340 passengers are booked to carry 365 passengers. If on average 10% passengers who have booked fail to turn up for their flights, what is the aveage probability that at least one passenger who has a booking will end up without a seat on particular flight? Hint: apply the normal approximation to the binomial distibution.