A cuboid children's swimming pool is 40 meters long, 14 meters wide and 1.2 meters deep. How many pieces of square tiles with an area of 0.16 square meters need to be pasted on the four walls and the bottom of the pool?

A cuboid children's swimming pool is 40 meters long, 14 meters wide and 1.2 meters deep. How many pieces of square tiles with an area of 0.16 square meters need to be pasted on the four walls and the bottom of the pool?

40 × 14 + 40 × 1.2 × 2 + 14 × 1.2 × 2 = 560 + 96 + 33.6 = 689.6 (square meter) 689.6 △ 0.16 = 4310 (block) a: 4310 blocks are needed