A phone costs 800 zloty. The shop raises the price by 20% and later lowers the new price by 10%. What is the final price?
Answer and explanation
Correct answer: B. 864 zloty
- Step 1: After the rise: . After the cut: zloty. Answer: 864 zloty. Why not the others: 880 zloty: adds and subtracts the percentages directly. 960 zloty: forgets the reduction. 720 zloty: forgets the increase.
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