Fill in the blanks with increase, decrease, or remain the same to correctly complete each statement:

1. Contribution margin ratio will _________ with an increase in sales volume. 2. Fixed cost per unit will_______ with an increase in sales volume (within the relevant range) 3. A decrease in the contribution margin will cause the break-even point to __________. 4. Variable cost per unit will _________ with a decrease in sales volume. 5. An increase in fixed costs will cause the break-even point to __________. 6. An increase in sales volume (within relevant range) will cause total fixed costs to _________.