workers decided to raise Rs.3 lacs by equal contribution from each. Had they contributed Rs.50 eachextra, the contribution would have been Rs.3.75 lacs . How many workers were they?	Pick one.
A) 220 B) 230 C) 500 D) 1500 E) 590
N * 50 = (375000 - 300000)= 
<gadget id="calculator">(375000 - 300000)</gadget>
<output>75_000</output>
75000   N= 75000 / 50= 
<gadget id="calculator">75000 / 50</gadget>
<output>1_500</output>
1500   1500
<result>D</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.3.75 lacs . How many workers were they?