Answer: I would think
6-0
12-1
30-2
Step-by-step explanation:
1/24 i think!!!!!! they are equavilent
Answer:
For cobalt-60, which has a half-life of 5.27 years, 50% remains after 5.27 years (one half-life), 25% remains after 10.54 years (two half-lives), 12.5% remains after 15.81 years (three half-lives), and so on.
Step-by-step explanation:
You can figue out the rest.
45 minutes per 1/4 of the class. 45 times 4 is equal to 3 hours.
