I need someone to explain to me how to do this problem (the amounts are and must be in Dominican pesos).

1.- Lisbeth will receive 18,600 per year for 8 years at 15%. At the end of 6 years she takes the funds and invests them for 12 years at 17%. How much will you have at the end of 20 years?

I need someone to explain to me how to do this problem (the amounts are and must be in Dominican pesos).

1.- Lisbeth will receive 18,600 pesos per year for 8 years at 15%. At the end of 8 years she takes the funds and invests them for 12 years at 17%. How much will she have at the end of 20 years?