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Cucuf228
a fost răspuns

Impartiti numarul 4960 in parti direct proportionale cu numerele 8,15,17
Impartiti numarul 9200 in parti direct proportionale cu numerele 1.75,2.75,trei intreg si o sasime

Va rog frumos!

Răspuns :

Renatemambouko
1.
8k+15k+17k=4960
40k=4960
k=124
8k=8x124=992
15k=15x124=1860
17k=17x124=2108

2.
3 1/6 = 19/6
1,75k+2,75k+19k/6=9200
10,5k+16,5k+19k=55200
46k=55200
k=1200
1,75k=1,75×1200=2100
2,75k=2,75×1200=3300
19k/6=19×1200/6=3800







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