If 540 people preferred pizzia, how many people preferred hamburgers

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?

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.

Simplify the rational expression. state any restrictions on the variable. t^2-4t-12 / t-8 the / is a fraction sign.