Part $1$

Javier is currently paying $$$$1$ comma $200$ in interest on his credit cards annually.$$ If$,$ instead of paying$$ interest, he saved this amount every$$ year, how much would he accumulate in a$$ tax$-$deferred account earning $8$ percent over $10,15,$ or $20$yearsIf$,$ instead of paying$$ interest, this amount was saved every year in a$$ tax$-$deferred account earning $8\%$ over $10$years$,$ the amount accumulated would be$$