Ann thought of a number n, multiplied it by 5 and added 7. then she told the result r to jim. a find the domain and the range of this function. ann thought of a number n, multiplied it by 5 and added 7. then she told the result r to jim. find the domain and the range of this function.

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.