Answer:
A.$ 13,500
B.45%
C.18%
Explanation:
a)
Tax on $ 50,000 = 0 + 0.15 x ( $ 20,000 - $ 10,000 ) + 0.30 x ( $ 30,000 - $ 20,000) + 0.45 x ( $ 50,000 - $ 30,000)
Tax payable = 0 + $ 1,500 + $ 3,000 + $ 9,000
Tax payable = $ 13,500
b) The marginal tax rate can be seen as the extra taxes which is been paid on an additional dollar of income
The marginal tax rate = 45%
c)
Average tax rate = Total taxes paid \div Total income
Average tax rate = $ 9,000 \$50,000
=0.18×100
Average tax rate = 18%