We have an equation: ?/12= 1/4
Cross multiply:
4*?= 1*12
⇒ ?= 1*12/4= 3
3 of Charlotte's T-shirts are green~
Answer:
Step-by-step explanation:
<u>Given:</u>
- Initial mass is m = 80 g.
- Half life = 10 days
- Total time = 60 days
<u>Number of half-life periods:</u>
<u>Equation for remaining sample:</u>
- s = m*(1/2)^r
- s = 80*(1/2)^6 = 80/64 = 1.25 g
I think 2003000000 is the answer
