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The Harry Potter book was released in the second quarter, and 6,000 copies were sold in this quarter. In the third quarter, it sold 8% more and in the fourth quarter it sold 15% more than in the third quarter. How many Harry Potter books have been sold by the end of the year?

Correct answer:

x =  19932

Step-by-step explanation:

a=6000 b=1.08 a=1.08 6000=6480 c=1.15 b=1.15 6480=7452 x=a+b+c=6000+6480+7452=19932

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