Donna Invested Money in Two Accounts: One Paying 4% Simple

Multiple Choice

Donna invested money in two accounts: one paying 4% simple interest and the other paying 3% simple interest. She invested $3000 more in the 4% account than in the 3% account. If she received $960 in interest at the end of 1 yr how much did she invest in each account?

A) $14,000 at 4% and $11,000 at 3%
B) $11,000 at 4% and $14,000 at 3%
C) $12,000 at 4% and $15,000 at 3%
D) $15,000 at 4% and $12,000 at 3%