Aschool is planning a field trip to a theme park. a ticket to the park costs $21. for a group of 50 or more, there is a 16% discount. the school saved $756 with the discount. how many tickets did the school buy?

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? )

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

8.74 rounded to the nearest whole number