Answer:
x=25/3 & y=125/3
Step-by-step explanation:
Let first number be x
Second number be y
x+y=50
y=5x
=>x+5x=50
=>6x=50
=>x=50/6
=>x=25/3
You probably made an error while writing the options.
The correct ans is: 
Entry Fee for the player is $11.
Player is charged $1 for each game played. So for x games played, the charges will be $ x.
So, total charges for x games played will be:
T(x) = 11 + x
Average Cost per game played = Total Cost/Total Games played
So,
Answer:1380
Step-by-step explanation: 12x115
6 calories
divide calories burned by minutes biking to get average calories burned per minute