Correct option is (b) 1016730
To explain I would say: The answer is 1016730. Given number of passengers travelling = 130, seating capacity=140 and a yield of 7.9. We know that passenger revenue=Revenue passenger kilometers*yield where Revenue passenger kilometers=number of passengers travelling*distance travelled.
On substituting the values
Revenue passenger kilometers=130*990
Revenue passenger kilometers=128700
On substituting revenue passenger kilometers in passenger revenue formula
Passenger revenue=128700*7.9.