Suppose you are offered a $5,000 raise at work. your current income tax rate is 25 percent. your marginal income tax rate is 28 percent. your average tax rate is 20 percent. the additional income tax you owe to the federal government (assuming you stay in the same rate bracket) if you accept the job will

As sales exceed the break‑even point, a high contribution‑margin percentage (a) increases profits faster than does a low contribution-margin percentage (b) increases profits at the same rate as a low contribution-margin percentage (c) decreases profits at the same rate as a low contribution-margin percentage (d) increases profits slower than does a low contribution-margin percentage