Ellen had 25 hair clips.7 of them were blue and the rest were purple? a) what percent of the hair clips were blue b) what percent of the hair clips were purple?

Which equation requires the division property of equality to be solved?

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?