Asurvey asked people if they prefer to read books or e-books. the results are shown in the table below. what is the marginal relative frequency of the number of people who prefer to read books? male female total read books read e-books d 0.57 0.49 0.43 0.42

Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint