4. Two mark example problems I

1. When a dice is rolled, find the probability to get the number which is greater than \(4\)?

 

Answer:

 

Probability \(=\)

 

(Note: Round off the answer to \(2\) decimal places.)

 

2. In an office, where \(42\) staff members work, \(7\) staff members use cars, \(20\) staff members use two-wheelers and the remaining \(15\) staff members use cycles. Find the relative frequencies.

 

Answer:

 

Car users \(=\) $\frac{i}{i}$

 

Two-wheeler users \(=\) $\frac{i}{i}$

 

Cycle users \(=\) $\frac{i}{i}$