Mr and mrs fisk have 8 children each of those children have 8 children how many grandchildren do they have?

Let w=23 . what is the value of w + 45 ?

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.

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily