There are 6000 employees in a company. One of them is selected at random to win a bike. If the probability that an officer will be selected is $\large\frac{4}{15}$, how many officers are working in that company ?

Question

$\begin{array}{1 1} (a)\;100 \\ (b)\;150 \\ (c)\;160 \\(d)\;180 \end{array} $