Muhammad has $15$ months to save $$1,650\mathrm{.}00$ for his university tuition. He deposits $X today, $$900\mathrm{.}00$ in $3$ months, and $$250\mathrm{.}00$ in $9$ months. The account earns interest at the rate i$(26)=1\mathrm{.}908\%.$ Find X$,$ so that she will reach his target on time.

Question $7$Answer

a$.$

$$473\mathrm{.}65$

b$.$

$$478\mathrm{.}34$

c$.$

$$454\mathrm{.}89$

d$.$

$$450\mathrm{.}20$

e$.$

$$468\mathrm{.}96$