Mr. Chan’s lawn grows inches every weeks. He mows his lawn every weeks and cuts off the top inches of lawn. If Mr. Chan’s lawn was inches tall at the beginning of the season, how many inches tall, in decimal form, is Mr. Chan’s lawn after weeks? 2 1 8 2 2

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.