Can someone please give me the answers to this? ... please ...

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.

52 cm radius = diameter = area = circumference = circumfer

Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid