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irina1246 [14]
2 years ago
5

It takes 40 minutes for 8 people to paint 4 walls.

Mathematics
2 answers:
elena-s [515]2 years ago
6 0
56 minutes for 5 people to paint 10 walls         multiply by 5 to get 1 persondivide by 7 to get 7 peopledivide by 10 to get 1 wall     multiply by 8 to get 8 walls(56)5*8)/(10*7) minutes for 7 people to paint 8 walls2240/70 = 32 minutes
Viktor [21]2 years ago
5 0
It takes 60 minutes for 10 people because if you. punt by tens u get that exact number
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