(begin{array}{c|c} text{No. of pets} & 0 & 1 & 2 & 3 & 4 \ hline text{No. of students} & 8 & 4 & 5 & 10 & 3end{array}) The table shows the number of pets kept by 30 students in a class. If a student is picked at random ftom the class. What is the probability that he/she kept more than one pet?
-
A.
(frac{1}{5}) -
B.
(frac{2}{5}) -
C.
(frac{3}{5}) -
D.
(frac{4}{5})
Correct Answer: Option C
Explanation
pr. (More than one pet)
= (frac{text{No. of students with > 1 pet}}{text{total no. of students}})
= (frac{5 + 10 + 3}{30})
= (frac{18}{30})
= (frac{3}{5})