The marketing manager for a sector of flights for Global Airways is assessing the impact of an alteration in the capacity of seats offered on the sector $($e$.$g$.$ Boston$-$Germany$).$ The data on number of passengers per day, number of flights per day, the passenger seat capacity per day, the average ticket revenue per passenger, the average crew cost per flight and the fixed operating cost per flight are reported for the previous year and this year:

Measure of Performance Previous Year This Year

Number of Passengers per day $1168513$

Number of Flights per day $54$

Seat Capacity per day $14601140$

Average Ticket Revenue per passenger $$1200$ $$1560$

Average Crew Cost per flight $$25200$ $$21760$

Fixed Operating Cost per flight $$25000$ $$40000$

Calculate the percent change from the previous year to this year for revenue per seat $($per day$).$ Specify the percent change as a whole number by rounding.

$-54\mathrm{.}32$

$-27$

Feedback:

What is the productivity ratio? To compute Revenue per dayper day by the Revenue per passenger.