You did everything right. You leave "t" by itself because you don't have a given time frame. But I'll say you used the correct formula and showed your work well.
Answer:
twenty percent.
Step-by-step explanation:
25/5=5
100/5=20
It is in all 0.0098934551 in all in total
5 is common factor
also x
reverse distributive
ab+ac=a(b+c)
5x(x)+5x(4)=5x(x+4)
last one
P
=
12
5 this is what I got for that