Answer :
1 chain--3 links
5 chain--15 links
Breaking 1 link--Re1
Breaking 15 links--Rs15
Soldering of 1 link--Rs2------(1)
Soldering of 15 link--Rs30---(2)
From (1) & (2)
Amount the man had to pay to the goldsmith=Rs(30+2)=Rs32(ans)
5 chain--15 links
Breaking 1 link--Re1
Breaking 15 links--Rs15
Soldering of 1 link--Rs2------(1)
Soldering of 15 link--Rs30---(2)
From (1) & (2)
Amount the man had to pay to the goldsmith=Rs(30+2)=Rs32(ans)