Which one of the following statements expresses a true proportion? a. 2: 1 = 1: 2 b. 7: 9 = 8: 9 c. 54: 9 = 6: 3 d. 3: 4 = 9: 12

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

Which of the following represents the range of the graph of f(x) below

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.