Chunkeilung Pamei

CAT Preparation Community 5y ago

A tank internally measuring 150cm * 120cm * 100cm has 1281600 cm3 water in it. Porous bricks are placed in the water until the tank is full up to its brim. Each brick absorbs one-tenth of its volume of water. How many bricks of 20cm * 6cm * 4cm can be put in the tank without spilling over the water?