The answer would be D. D is the correct answer because the x which is 100 is equal to the amount of U.S dollars and H(x) is equal to the amounts of euros. So H(100)= 75 can signify that she can exchange 100 U.S dollars for 75 euros.
Hope this helps!
D= 5c
c is the number of customers and for every customer, Jenny earns d dollars.
Divide total people by total flights:
3720/31 = 120
There was 120 people on each flight
Ok so the answer to this was a bit tricky but it is 1,8
