Question

Study the following data carefully and answer the questions that follows:

The table represents the number of workers working at different departments of KRD Steel Industry:
$$\begin{array}{cccccc}\text{Year}& \text{Exploratio Department}& \text{Health Department}& \text{Maintenance Department}& \text{Safety and Environment Department}& \text{Finance Department}\\ 2010& 150& 25& 50& 45& 75\\ 2011& 225& 40& 45& 62& 70\\ 2012& 450& 65& 30& 90& 73\\ 2013& 470& 73& 32& 105& 70\\ 2014& 500& 80& 35& 132& 74\\ 2015& 505& 75& 36& 130& 75\end{array}$$
Q. What is the percentage increase in the number of employees working in the Exploration department from 2010 to 2014?

• A. 23.33%
• B. 123.33%
• C. 233.33%
• D. 333.33%

Answer 1

The correct option is C 233.33%

Percentage change
= $\frac{\text{(Final value – Initial Value)}}{\text{(Initial value)}}\times$ 100
= $\frac{(500–150)}{150}\times$100
= 233.33%