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# 五年级 下册《粉刷围墙》09初教数学班 甘瑶 09301044

S

=长×宽×高 =2.2 × 28.3 × 25 ≈1600㎡

5 × 1600=8000

? 确定粉刷的面积

? 确定工人工资

? 确定涂料品种、数量及价格

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A组

B组

C组

D组

E组

A组粉刷围墙工程方案

5×1600=8000 (元)

440 ×（1600 ÷3.5 ÷20) ≈10000(元) 合计：8000+10000 ≈18000(元) 另附：花边图案 返回

B组粉刷围墙工程方案

5×1600=8000 (元)

122×（1600 ÷3.5 ÷5) ≈11002(元)

C组粉刷围墙工程方案

5×1600=8000 (元)

300×（1600 ÷3.5 ÷25) ≈5400(元) 合计：8000+5400≈13400(元) 另附：花边图案 返回

D组粉刷围墙工程方案

5×1600=8000 (元)

750×（1600 ÷3.5 ÷18) ≈18750(元)

E组粉刷围墙工程方案

5×1600=8000 (元)

1000×（1600 ÷3.5 ÷18) ≈25000(元)