For a school play, the teacher asked the class to set up chairs in 20 rows with 25 chairs in each row. after setting up all the chairs, they were 5 chairs short. how many chairs did the class set up a. 400 b. 450 c. 495 d. 500

Choose the correct classification of 3x4 − 9x3 − 3x2 + 6. 5th degree polynomial 4th degree polynomial 9th degree polynomial 24th degree polynomial

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.

Can someone me out here number 4 plz