Hi im unsure how do this problem becasue I do not how to go about these types of problems were you make monthely payments each month of the same amount...

Janene contributes $50 per month inot the Chaing China Bond Fund htat earns 7.26% annual intrerest. What is the value of Hanene's investment after 25 years (assuming that Mr. Chiang has not skipped twon with her dough?)

I don't even know what formula to use...