Question 20

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Jambmaths question: 

The unbiased die is rolled 100 times and the outcome is tabulated as follows

Number

1

2

3

4

5

6

Frequency

13

15

22

14

20

16

 What is probability of obtaining 5?

Option A: 

$\tfrac{1}{5}$

Option B: 

$\tfrac{1}{2}$

Option C: 

$\tfrac{1}{6}$

Option D: 

$\tfrac{1}{4}$

Jamb Maths Solution: 

Probability of obtaining a 5 is $\frac{20}{100}=\frac{1}{5}$

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