 
<translate> Ịgụ ihe ngwa ngwa pasent 60 pụtara na nwanne John na-ewe 1 +.6 = 1.6 oge karịa John ịgụ ihe. N'ihi ya, John na-agụ akwụkwọ n'ime awa 8 / 1.6 = awa 5. N'ihi ya, ọ ga-ewe Jọn awa iri na ise ịgụ akwụkwọ atọ ahụ. Azịza ikpeazụ ya bụ: 15. <eng> Reading 60% faster means John's brother takes 1 + .6 = 1.6 times as long as John to read. So John reads a book in 8 / 1.6 = 5 hours. So it would take John 5 * 3 = 15 hours to read 3 books. The final answer: 15. 