Acertain drug is made from only two ingredients: compound a and compound b. there are 5 milliliters of compound a used for every 6 milliliters of compound b. if a chemist wants to make 1001 milliliters of the drug, how many milliliters of compound a are needed?

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.

What is the absolute value of the complex number -4-sqrt2i

Factor the polynomial expression x6 – x3 – 20