I think it is -14. I inserted 4 as n. I don't know if that's how you do it.
Annual interest is P*r^t, r is 0.05 here, t is 9/12=3/4=0.75
P*0.05^0.75=120
use your calculaor: P= 120÷ (0.05)^0.75=1135
so he invested about 1135 dollars
<span><span><span><span>
</span>
</span>
</span></span>
Answer:
416 miles
Step-by-step explanation:
78 divided by 3 = 26
26 x 16 = 416
