Bookshelve

Bookshelves with an original price of € 200 have twice become cheaper. After the second 15% discount, the price was € 149.60. Determine how much % becomes cheaper for the first time.

Final Answer:

p =  12 %

Step-by-step explanation:

r2=100%15%=110015=0.85  200 (1p/100) r2=149.60 200 (1p/100) 0.85=149.60  170p=2040  p=1702040=12  p=12=12%



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