A company that makes hair-care products had 7,000 people try a new shampoo. Of the 7,000 people, 21 had a mild allergic reaction. What percent of the people had a mild allergic reaction? (Decimal form)

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

Write a function rule for the table