Question

Ramesh bought a watch for 4000 and a music player for 6250. He sold the watch at 10% profit and the music player at 10% loss. Find his net profit or loss percentage in the whole transaction.​

Answer 1

no profit no loss

or

this -

Selling price of watch A and watch B= Rs. 425

Let cost price of watch A=x

Profit =10%

∴

100

110

x=425

x=386.36

Let cost price of watch B=y

Loss =10%

∴

100

90

y=425

y=472.22

Net cost price =x+y=858.5858

Net selling price =850

Loss%=

858.58

858.5858−850

×100=1%