N=12.5(at time t=t) Here half life
No=25
K=12.05
Simple exponential equation where you need to calculate
Your answer should be 5.75225876
5/7 + 5/14 = 1.07142857143
you can round that to 1.1
I only have the answer for 3 and i believe it is 20,090
Convert 3/4 to a denominator of 8 by multiplying by two, getting you:
6/8 + 1/8
Add those and you get D) 7/8
