Bonsoir,
1- 1/20 -1/3 -1/4 -1/5
= 60/60 - 3/60 - 20/60 - 15/60 - 12/60
= 10/60 = 1/6
1/20+1/3+1/4+1/5
=(3+20+15+12)/60
=50/60
=(50÷10)/(60÷10)
=5/6
La proportion de GES provenant des énergies renouvelables et des déchets :
6/6-5/6=1/6
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Bonsoir,
1- 1/20 -1/3 -1/4 -1/5
= 60/60 - 3/60 - 20/60 - 15/60 - 12/60
= 10/60 = 1/6
1/20+1/3+1/4+1/5
=(3+20+15+12)/60
=50/60
=(50÷10)/(60÷10)
=5/6
La proportion de GES provenant des énergies renouvelables et des déchets :
6/6-5/6=1/6