Question

in a class there are p girls and q boys. a student is selected at random then find the probability of selecting a girl

Answer 1

ur ans is p/p+q in these is u have values then substitute if not then this is ur answer

Answer 2

Number of boys=q
Number of girls=p

probability of selecting a girl=
$\frac{number \: of \: girls}{total \: number \: of \: students}$

=p/p+q