By selling an article for 3600Rs, a man makes a profit of 20% . What is the cost price of the article? What would his gain% if he sold the article for 4000Rs.
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Step-by-step explanation:
Sp =Rs 3600 ,gain percentage-=20
CP=?
CP = (100+g %)/100×SP
=100+20%/100×3600
=120 /100×3600
=4320
CP =4320
SP =RS 4000 ,CP =RS 4320 ,Gain % =?
=> gain = CP -SP
=4320-4000 =320
Gain % =gain /CP ×100
=320/ 4320 ×100 =800/133 %
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