Question

Two rooms of floor sizes 5 m by 3 m and 6 m by 5 m were to be tiled with square tiles of side50 cm each. How many tiles will be needed in all?​

Answer 1

Answer:

Combustion is a chemical process in which a substance reacts rapidly with oxygen and gives off heat. The original substance is called the fuel, and the source of oxygen is called the oxidizer. The fuel can be a solid, liquid, or gas, although for airplane propulsion the fuel is usually a liquid.ijjanswer