If the problem says x=5 ,did it give you a input or output?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

What is 617.3 miles and each gallon of gas the car can travel 41 miles select a reasonable estimate of the number of gallons of gas karl used.

Problem 2. find the exact value of the remaining trigonometric functions. sketch theangle 8 for each problem. (3 points each)(a) tan 0 =o is in quadrant 2