Mathematics, 22.11.2020 15:50, zaynmaliky4748

The price of a washing machine is reduced by 20% for a sale. Afterwards, the sale price is increased by 30%.
Joachim says
The washing machine is now 10% more expensive than before the sale.
Explain Joachim's error and work out the correct percentage change in the price of the washing
machine from before the sale to after the sale.

Answers: 2

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The price of a washing machine is reduced by 20% for a sale. Afterwards, the sale price is increase...