Adictionary cost $24. the total cost of the dictionary and 4 identical diaries is the same as 7 diaries. how much does 1 diary cost?

What are the relative frequencies to the nearest hundredth of the columns of the two-way table? a b group 1 102 34 group 2 18 14

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?