There are 6 working days in a regular week and for each day, the working hours are 10. A man earns Rs. 2.10 per hour for regular work and Rs. 4.20 per hour for overtime. If he earns Rs.525 in 4 weeks, how many hours did he work?	Choose one
A) 225
B) 235
C) 215
D) 255
E) 245
egular working hours in 4 weeks = (4 × 6 × 10) = 240 hours   Amount earned by working in these regular working hours   = 240 × 2.10 = Rs.504   Additional amount he earned = 525 - 504 = Rs.21   Hours he worked overtime = 21/4.2 = 210/42= 
<gadget id="calculator">210/42</gadget>
<output>5</output>
5 hours   Total hours he worked= 240 + 5= 
<gadget id="calculator">240 + 5</gadget>
<output>245</output>
245 hours   Answer is 245.
<result>E</result>
There are 6 working days in a regular week and for each day, the working hours are 10. A man earns Rs. 2.10 per hour for regular work and Rs. 4.20 per hour for overtime. If he earns Rs.525 in 4 weeks, how many hours did he work?