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4 Jun 2018
PROBLEM 20: A school Science Fair team will consist of two male students, two female students, and one "alternate". The alternate can be of either sex. There are four males (including Ted) and five females (including Vanessa) trying out for the team. A Team Roster is a list of the five students chosen, without mention of which one of the five will be the alternate. If the five students are chosen randomly from among the nine trying out, find the probability that the Team Roster contains both Ted and Vanessa. A) 8/25 B) 2/25 C) 2/9 D) 3/10 E) none of the above
PROBLEM 20: A school Science Fair team will consist of two male students, two female students, and one "alternate". The alternate can be of either sex. There are four males (including Ted) and five females (including Vanessa) trying out for the team. A Team Roster is a list of the five students chosen, without mention of which one of the five will be the alternate. If the five students are chosen randomly from among the nine trying out, find the probability that the Team Roster contains both Ted and Vanessa. A) 8/25 B) 2/25 C) 2/9 D) 3/10 E) none of the above
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10 Nov 2021
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Nestor RutherfordLv2
6 Jun 2018
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