Question

fimd the probability

Answer 1

Ans i)      Total students = 40
               P(Rs. 125 ) = 15/40 = 3/8

Ans ii)    P(Less than Rs. 200) = 39/40
Ans iii)   P(More than Rs. 120) = 26/40 = 13/20

Answer 2

$p(pocket \: money \: is \: rs \: 125) = \frac{15}{40}$
$p(pocket \: money \: less \: than \: 200) = \frac{39}{40}$
$p(pocket \: money \: more \: than \: 120) = \frac{26}{40}$