Increased 3018

After an increase of 40%, the notebook cost 10.50 euros. How many euros would this notebook cost if it increased in price by only 30% instead of 40%?

Correct answer:

x =  9.75 Eur

Step-by-step explanation:

y=10.50/1.40=215=7.5 x=1.30 y=1.30 7.5=9.75 Eur

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