Find the surface area of the figure.
11.1 m
3.5 m
4 m
4 m
4 m

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

Mike wants to make meatloaf. his recipe uses a total of 8 pounds of meat. if he uses a 3 to 1 ratio of beef to pork, how much pork will he use? enter your answer as a mixed number in simplest terms.

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?