A cement company earns a profit of \(₹9\) per bag of white cement sold and a loss of \(₹6\) per bag of grey cement sold. [Represent the profit/loss as integers.]
(a) The company sells \(2500\) bags of white cement and \(5000\) bags of grey cement in a month. What is its profit or loss?
\(=\) \(₹\)
(b) If the number of bags of grey cement sold is \(2700\) bags, what is the number of bags of white cement the company must sell to have neither profit nor loss.
No. of white cement bags \(=\)