Question 1048656
28 + 30 + 42 = 100
:
p = 1, q = 0, n = 100, r = 0
:
P ( r = 0 ) = 100C0 * 1^0 * 0^100 = 1 * 1 * 0 = 0
:
**********************************************
Probability that a randomly selected student studies no 
foreign language is 0
**********************************************
: