Answer:
three half-lives
Explanation:
Converting 12.5% to decimal gives 0.125
If one half life is 0.5.
0.5*0.5*0.5 gives 0.125
Thus 3-half lives has been elapsed
If you live near the ocean, usually the weather is warmer than the inland because the jet stream has warm air coming from the equator and then that's why if you live near the California beaches, it's warmer . It also might being more fair weather to wear you live
