Answer: The answer is the last one. Hope this helps!
Well, the place is charging him 115/hr
and he's booked it for 6hrs
how much is going to be his cost? well

now, there will be 14 teams playing, so... if we divide 690 evenly among the 14 teams, that means each team will need to pay 690/14 about 49.28571 or 49 bucks and 29 cents about
now, if each team pays that much, they'll cover 690, so Dylan has his cost covered, however, for a profit, a profit is surplus, so, in order to make surplus income, or profit, he'll need to charge "more than" 49.29
or he needs to charge "x", whilst x > 49.29
Answer:

Step-by-step explanation:
Let the first number is x1 and other number is y1 then

Therefore


also there sum is
....Eq(1)
Putting the value of y1 in the previous equation
........Eq(2)
Differentiate the the Eq(2) with respect to x1 we get



Putting the value of X1 in Eq(1) we get

So 
Answer:
??You texted incomplete question.
By the way, x = 90