Increased 8067

The TV cost 1000 euros. In the last three months, they first reduced the TV price by 30%, then lowered it again by 20%, and finally increased it by 50%. Was the last price the same as the original?

Correct answer:

c =  840 Eur

Step-by-step explanation:

c1=1000 eur c2=c1 (10.30)=1000 (10.30)=700 eur c3=c2 (10.20)=700 (10.20)=560 eur  c=c3 (1+0.50)=560 (1+0.50)=840 eur c = c1

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