Question

1 Here are the prices of three items in Alain's shop. Game $40 Phone $120 Computer $500

Alain increases all the prices by $10. Find the percentage increase for each item. ​

Answer 1

Step-by-step explanation:

100% = 800

The increase is 100. The percentage is increase is 100/800 x 100 = 12.5%

b) 100% = 900

The decrease is 100. The percentage decrease is 100/800 x 100 = 11.1%

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