A contractor is engaged for 30days on the condition thathe receives Rs.25 for each day he works &is fined Rs.7.50 for each day is absent. He gets Rs.555 in all. For how many days was he absent? Choose the correct answer
A) 8	B) 10	C) 15	D) 6	E) 19
30 * 25= 
<gadget id="calculator">30 * 25</gadget>
<output>750</output>
750   455   -----------   195   25 + 7.50= 
<gadget id="calculator">25 + 7.50</gadget>
<output>32.5</output>
32.5   195/32.5= 
<gadget id="calculator">195/32.5</gadget>
<output>6</output>
6   6
<result>D</result>
A contractor is engaged for 30days on the condition thathe receives Rs.25 for each day he works &is fined Rs.7.50 for each day is absent. He gets Rs.555 in all. For how many days was he absent?