begin array c c text Age in years amp 10 amp 11... - JAMB Mathematics 1994 Question
\(\begin{array}{c|c} \text{Age in years} & 10 & 11 & 12 \ \hline \text{Number of pupils} & 6 & 27 & 7\end{array}\)
The table above shows the number of pupils in each age group in a class. What is the probability that a pupil chosen at random is at least 11 years old?
The table above shows the number of pupils in each age group in a class. What is the probability that a pupil chosen at random is at least 11 years old?
A
\(\frac{27}{40}\)
B
\(\frac{17}{20}\)
C
\(\frac{33}{40}\)
D
\(\frac{3}{20}\)
correct option: b
Please share this, thanks:
Add your answer
No responses