Carlos is arranging books on shelves. He has 24 novels and 16 autobiographies. Each shelf will have the same numbers of novels and autobiographies. If Carlos must place all of the books on shelves, what are the possible numbers of shelves Carlos will use? 1, 2, 4 or 8 shelves

1, 2,4 or 6 shelves

1, 2, or 4 shelves

2, 4, 6, or 8 shelves

What is the approximate total length of iron edging needed to create the square frame and the two diagonals?

Ineed to learn how to solve this problem

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.