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A contract on construction job specifies...

A contract on construction job specifies a penalty for delay of completion beyond a certain date as follow : Rs 500 for the first day , Rs 550 for the second day , Rs 600 for the third day , etc the penalty for each suceeding day being Rs 50 more than for the preceding day . How much money the contractor has to pay as penalty , if he has delayed the work by 50 days ?

A

Rs 37750

B

Rs 20750

C

Rs 86250

D

Rs 25570

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