AsapSunday AsapSunday 13-02-2019 Mathematics contestada Brainliest + Points! Use the simple interest formula, I = prt, to find the simple interest: Julia invested $4,000 in a mutual fund with the simple interest rate of 3.5% per year. How much interest would she earn after 2 years? A. $140 B. $280 C. $1,400 D. $2,800