Dexter read 11 science fiction books and 5 history books. Lena read 9 science fiction books and 4 history books. Compare the stu
dents’ 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: 11
5
; Lena: 9
4
3. Rewrite with a common denominator.
4. Compare.
5. Answer the question.
Determine which shows the correct comparison of the ratios for this problem.
StartFraction 5 Over 20 EndFraction greater-than StartFraction 4 Over 20 EndFraction
StartFraction 26 Over 20 EndFraction greater-than StartFraction 25 Over 20 EndFraction
StartFraction 11 Over 20 EndFraction greater-than StartFraction 9 Over 20 EndFraction
StartFraction 44 Over 20 EndFraction less-than StartFraction 45 Over 20 EndFraction
