A car is 4 meters long and a boat is 8 meters long. Find the length of car and boat altogether in feet.
Given the perimeter of a triangle as 18 ft. Its side lengths are 5 ft, 7 ft and x ft. Find x.
Puneeth is building a slide for kids. If the ladder is 8 ft tall and he wants the bottom of the slide to be 15 ft from the ladder, how long does the slide need to be?