Last year, Hanna's yearly income was 20 percent less than Janet's, but this year, Janet's yearly income decreased by 10

[Vincen]

Last year, Hanna's yearly income was 20 percent less than Janet's, but this year, Janet's yearly income decreased by 10 percent. Have both of their yearly incomes become the same?

(1) This year, Hanna's yearly income is 23202320 times greater than last year's.

(2) For the past few years, this year included, Hanna's yearly income has increased by 15 percent from one year to the next.

Answer: D

Source: Economist