我要刷我家的墙.
一听涂料能刷25平方米,保留到5平方米（精确到）
墙的面积大约320平方米,保留到10平方米（精确到）
我最多需要买多少涂料
一听涂料至少能刷：24.5平方米
墙面积最多为：324平方米
最多需要买：324÷24.5≈14听（进一）
I want to paint the outside walls of my house.
I want to paint the outside walls of my house.
A tin of paint covers 25 m^2,correct to the nearest 5 m^2.
The outside walls of my house have an area of 320 m^2,correct to the nearest 10 m^2.
Calculate the maximum number of tins of paint I may have to buy.
A tin of paint covers 25 m^2,correct to the nearest 5 m^2.
The outside walls of my house have an area of 320 m^2,correct to the nearest 10 m^2.
Calculate the maximum number of tins of paint I may have to buy.
其他人气：823 ℃时间：2020-06-17 07:20:53
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