It is given in the question that, A commercial airline makes a flight each day from New York to Paris .
So in a week, the airline makes 7 flights .
And the aircraft seats 524 passengers, and serves 2 meals 2 each passenger per flight .
It means, for one passenger, one flight , aircraft serves 2 meals.
So for 524 passengers, 7 flights, aircraft serves
[tex]= 524*7*2 meals = 7336 meals[/tex]