workers decided to raise Rs.3 lacs by equal contribution from each. Had they contributed Rs.50 eachextra, the contribution would have been Rs.3.50 lacs . How many workers were they?	Choose the correct option
A) 220  B) 230  C) 500  D) 560  E) 1000
N * 50 = (350000 - 300000)= 
<gadget id="calculator">(350000 - 300000)</gadget>
<output>50_000</output>
50000   N= 50000 / 50= 
<gadget id="calculator">50000 / 50</gadget>
<output>1_000</output>
1000   1000
<result>E</result>
workers decided to raise Rs.3 lacs by equal contribution from each. Had they contributed Rs.50 eachextra, the contribution would have been Rs.3.50 lacs . How many workers were they?