Frank is filling up his gas tank with gas. The cost of gas is $3.50 for every one gallon. Frank’s car takes 11 gallons of gas to fill up. His car is empty and he only has $30. How much money is Frank short to fill up his tank?

8.5

Step-by-step explanation:

3.5 * 11 = 38.5

38.5 - 30 = 8.5

And I dont think the professors in college are doing a very good job if they are asking you this. (unless im wrong)

46

Step-by-step explanation:

Since the sum of all the three interior angles of ANY quadrilateral is 360 degrees, we could find x by forming this equation:

111 + 134 + 69 + x = 360

314 + x = 360

x = 46