where did this rs.120 came from?
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Step-by-step explanation:
he assume the cost price be 100
the. profit% is 20%
profit be 20% of 100 i.e 20
sp = cp+gain
= 100+20
= 120
u may assume any no. be cp (x, 100, 50, etc) then
solve your questions the answer still be same.
#666
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