Question 5


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waecmaths question: 

The bar chart shows the score of some students in a test.If one student is selected at random, find the probability that he/she scored at most 2 marks

Option A: 


Option B: 


Option C: 


Option D: 


waecmaths solution: 

$\begin{align}  & \text{At most 2marks}=\text{Students who got 0 + Students who got 1 + students who got 2} \\ & \text{At most 2marks}=4+2+5=11 \\ & \text{Probability of (At most 2marks})=\frac{11}{20} \\\end{align}$

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