Quant (Problem Solving) (>700)
During the break of a football match the coach will make 3 substitutions. If the team consists of 11 players among which there are 2 forwards, what is the probability that none of the forwards will be substituted?
(A) 21/55
(B) 18/44
(C) 28/55
(D) 28/44
(E) 36/55
Problema GMAT Quant 12/05/14 (PS) (>700)
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Problema GMAT Quant 12/05/14 (PS) (>700)
"En esta vida, todo lo que merece la pena, cuesta conseguirlo"
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Re: Problema GMAT Quant 12/05/14 (PS) (>700)
Me gustan los de combinatoria, porque normalmente son fáciles, aunque sean de >700. Es curioso como me parecen más asequibles muchos >700 que 600-700.
respuesta: show
El secreto de la sabiduría, del poder y del conocimiento es la humildad.
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Re: Problema GMAT Quant 12/05/14 (PS) (>700)
Quant (Problem Solving) (>700)
During the break of a football match the coach will make 3 substitutions. If the team consists of 11 players among which there are 2 forwards, what is the probability that none of the forwards will be substituted?
(A) 21/55
(B) 18/44
(C) 28/55
(D) 28/44
(E) 36/55
Solución propuesta:
During the break of a football match the coach will make 3 substitutions. If the team consists of 11 players among which there are 2 forwards, what is the probability that none of the forwards will be substituted?
(A) 21/55
(B) 18/44
(C) 28/55
(D) 28/44
(E) 36/55
Solución propuesta:
respuesta: show
"En esta vida, todo lo que merece la pena, cuesta conseguirlo"