Task: Question Answering
Input (English): Problem: the income tax in country x is 8 % of any income up to $ 5000. for incomes over $ 5000, an 8 % tax is imposed on the first $ 5000, and a 10 % tax is imposed on the portion of the total income in excess of $ 5000. if perry paid $ 950 in income tax last month, then what was perry ' s income ?
Options: a. $ 10500, b. $ 11000, c. $ 13000, d. $ 13500, e. $ 14,000
Output (English): a