Question on: WAEC Mathematics - 2010
(\begin{array}{c|c} \text{No. of pets} & 0 & 1 & 2 & 3 & 4 \ \hline \text{No. of students} & 8 & 4 & 5 & 10 & 3\end{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
\(\frac{4}{5}\)
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Correct Option: C
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})
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