Professor Jones bought a large carton of books. She gave 3 books to each student in her class and there were no books left over. Which of the following could be the number of books she distributed?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?