cami30031cami3003
cami30031cami3003
14.02.2020 • 
Mathematics

If 2 over 5 ton of concrete covers 5 over 6 of a wall, how many tons of concrete are required to cover the entire wall?

12 over 25 ton
3 over 5 ton
1 and 7 over 30 tons
2 and 1 over 12 tons

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