Question

sp=1000,profit=5%,cp=......

Answer 1

CP = [100 / (100 + Gain%)] * SP

cp= [100/(100+5%)]×1000

= 100/105×1000
= 952.38. rs ans

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Answer 2

Profit=SP- CP

Profit%=SP-CP ×100

_____

CP

=(1000-x)/x×100=5

Solving to get

x=952.38