Rohan purchased a tv set for Rs. 4500/ He sells it to Raj at aprofit of 10% . After some days, Raj sells the TV set back to Rohan at a loss of 10%. Find Rohan saving on the whole transaction.
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CP of T V that Rohan buys = 4500
SP of TV = 10%
SP = CP × (100+gain%)/100
=> 4500×110/100
=> 45×110
=> 4950
CP for Raj = 4950
SP For Raj = 4950×90/100
=> 4950×9
=> 44550
Saving of Rohan in whole transaction =44550-4500
=> 40050
hence the required saving of Rohan is 40050.
SP of TV = 10%
SP = CP × (100+gain%)/100
=> 4500×110/100
=> 45×110
=> 4950
CP for Raj = 4950
SP For Raj = 4950×90/100
=> 4950×9
=> 44550
Saving of Rohan in whole transaction =44550-4500
=> 40050
hence the required saving of Rohan is 40050.
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