A swimming pool is 75m long, three times as wide, and 2.5m deep. Now tiles are to be pasted around and on the bottom of the pool. How many square meters of tiles are needed?
一个游泳池长75m，是宽的3倍，深2.5米，现要在池的四周和底面都贴上瓷砖，请问共需要多少平方米的瓷砖？
<result>2_250</result>