Answer:
<em><u>C</u></em>
Step-by-step explanation:
<u><em>It's because Magnesium-27 is 8 hours which makes the 300/8=37.5</em></u>
37.5
if it decreases by 1/2 every 8 hours;
( 3×8= 24)
the first 8 hours 1/2×300 =150 gram
the second 8 hours(16 hours) = 1/2×150=75 gram
the third 8 hours(24 hours) = 1/2×75= 37.5gram
-1-1 or 2-4 or 3-5 or 6-8 or 7-9 or 8-10
72
A=a+b/2*hA=12
A=12*12/2
Hoped this helped! :)
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500
each computer is 500 dollars
Answer: 1/12...?
