Amap of australia has a scale of 1 cm to 120 km. if the distance between melbourne and canberra is 463 km, how far apart are they on the map, to the nearest tenth of a centimeter?

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

Solve for the equation. 4x - 13 = 2x + 9

The pet store currently has 30 hermit crabs. over the weekend they sold 15 hermit crabs. what was the inventory before the weekend's sales?