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Question
A 20 m chain was found to be 10 cm long after chaining a distance of 2000 m. It was found to be 18 cm too long at the end of days work. After chaining a total distance of 4000 m, what is the true distance if the chain was corrected before the commencement of days work?
,d 20 eh- dh pSu 2000 eh- dh nwjh ukius ds ckn 10 lseh- yEch ekywe gksrh gSA iwjs fnu ds dk;Z ds ckn og 18 lseh- vkSj yEch ik;h tkrh gSA ;fn pSu dks fnu ds dk;Z ds izkjEHk ls igys gh Bhd dj nh x;h gks] rks 4000 eh- dh dqy nwjh ukius ds ckn lgh nwjh D;k gS\
A.
3962 m
B.
4019 m
C.
3981 m
D.
4038 m
Answer ( Option B)

4019 m

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