Respond that the following statements are TRUE or FALSE:

1) The sales mix provides the weights that make up total product sales.

2) Sales mix, or product mix, is the combination of products that make up total sales.

3) If variable costs go up, and all other factors remain the same, the margin of safety will become smaller.

4) If variable costs go down, and all other factors remain the same, the margin of safety will become larger.

5) If fixed costs go up, and all other factors remain the same, the margin of safety will become larger.