Ritesh and Co. generated revenue of Rs. 1,250 in 2006. This was 12.5% of its gross revenue. In 2007, the gross revenue grew by Rs. 2,500. What is the percentage increase in the revenue in 2007?	Choose one.
A) 12.5%	B) 20%	C) 25%	D) 50%	E) None of these
Explanation :   Given, Ritesh and Co. generated revenue of Rs. 1,250 in 2006 and that this was 12.5% of the gross revenue.   Hence, if 1250 is 12.5% of the revenue, then 100% (gross revenue) is:   =&gt;(100/12.5)×1250.   =&gt;10,000.   Hence, the total revenue by end of 2007 is Rs. 10,000. In 2006, revenue grew by Rs. 2500. This is a growth of:   =&gt;(2500/10000)×100.   =&gt;25%.   Answer : 25%
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Ritesh and Co. generated revenue of Rs. 1,250 in 2006. This was 12.5% of its gross revenue. In 2007, the gross revenue grew by Rs. 2,500. What is the percentage increase in the revenue in 2007?