Mr.wong bought a village house at $720000 and spent %120000 on decoration.He then sold it at $1024800.Find the pro fit percent of selling the village house.
If a motorcyle is sold at $31680,the loss percent is 12%.If it is sold at $29520,find the new loss percent.
更新1:
Mr.chan bought a television set and a videotape reconder at $3000 and $2000 respectively.If he sold them at a loss of 20% and a profit of 30% respectively,find the total profit or loss percent.
更新2:
If a calculator is sold at 200,there will be a loss of 20% is to be obtained,what should be the selling price of the calculator?