2006-08-09 05:38:20 · 9 respostas · perguntado por Anonymous em Entretenimento e Música ➔ Pesquisas e Opiniões
(5/9)*(24-x)=(5/27)*x
(120/9)-(5/9)*x=(5/27)*x
120/9 = (5/27 + 5/9)*x
120/9 = (20/27)*x
360/27 = (20/27)*x
360=20*x
x =18
Preguicoso
2006-08-09 05:52:59 · answer #1 · answered by Anonymous · 0⤊ 0⤋
- 5/9 que faltam para acabar o dia = 5/9 (24-x)
- São x horas agora.
- 5/27 do que passou= 5/27 . x
5/9(24-x) = 5/27. x
resposta = 18 horas.
2006-08-09 13:20:22 · answer #2 · answered by lauporb 2 · 0⤊ 0⤋
(5/9)*(24-x)=(5/27)*x =>(120/9)-(5/9)*x=(5/27)*x =>120/9 = (5/27 + 5/9)*x =>120/9 = (20/27)*x =>360/27 = (20/27)*x =>360=20*x => x=18
Logo são 18 horas.
2006-08-09 13:11:55 · answer #3 · answered by Alex Polak 3 · 0⤊ 0⤋
São duas horas da tarde em ponto agora....
2006-08-09 13:00:36 · answer #4 · answered by anjo33190 5 · 0⤊ 0⤋
metade só pode ser 12:00 horas,pois pois.
2006-08-09 12:59:07 · answer #5 · answered by virtualtrainner 4 · 0⤊ 0⤋
são 4 horas e 40 minutos
2006-08-09 12:47:22 · answer #6 · answered by wilson marcos 2 · 0⤊ 0⤋
10:00 h
2006-08-09 12:46:52 · answer #7 · answered by ╬Fox╬ 4 · 0⤊ 0⤋
Hora de vc dormir?
2006-08-09 12:44:03 · answer #8 · answered by Geniow 2 · 0⤊ 0⤋
Pooooiis.
2006-08-09 12:43:53 · answer #9 · answered by Joana Martins M 2 · 0⤊ 0⤋