Economics marginal tax rate multiple choice question?

Chibola

New member
If taxes are $2,000 when income is $15,000 and they are $3,000 when income is $19,000, then the marginal tax rate is:
A) 20 percent.
B) 25 percent.
C) 30 percent.
D) 40 percent.

Please tell me how you calculated it?
 
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