If a = 15 in, b = 15 in, c = 25 in, and d = 40 in, and the bases of the figure are the shaded regions, what is the lateral surface area of the geometric shape formed by this net?

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?