I need a refresher on how to get the answer to these. Mark’s scores on his first three exams are 79, 84, and 71. What must Mark score on his next exam to average 77 for all four exams?

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

Atriangular bandana has an area of 46 square inches. the height of the triangle is 5 3 4 inches. enter and solve an equation to find the length of the base of the triangle. use b to represent the length of the base.

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?