Mathematics · 2019
JEE Main · 12 April 2019, Shift 2 · Q66
A group of students comprises of 5 boys and n girls. If the number of ways, in which a team of 3 students can randomly be selected from this group…
A group of students comprises of $\displaystyle 5$ boys and n girls. If the number of ways, in which a team of $\displaystyle 3$ students can randomly be selected from this group such that there is at least one boy and at least one girl in each team, is $\displaystyle 1750$ , then n is equal to :
Official answer
(2)
$\displaystyle 25$
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