A bag contains 16 blue marbles,8 green marbles and 12 red marbles. What is the ratio of blue to green to red marbles in its simplest form.

Which expressions are equivalent to -6 + 3m

What is the area of the triangle 10 13 12

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.