The ratio of the number of mystery books to the number of science fiction books is 4 : 3. the ratio of the number of science fiction books to the number of biographies is 4 : 5. if there are 48 science fiction books, find the total number of books.

the african society basically suffered the consequences of colonization and apartheid directly attacking the black people, first, during the colonialism and its main idea which which "white people" had better rights, affecting   them principally in the right to establish black people in their territories, access to quality education and health services and took away any civil right even to the black people to feel they have the same opportunities as the settlers.

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what’s the difference between santa and jews