Answer:
C). 0.39 grams
Step-by-step explanation:
First find how many half-lifes are in 3 hours:
3 hours ÷ 20 minutes = 9 half-lifes
Find the total left:
0.5^9*200 ≈ 0.39
Answer:
3/47
Step-by-step explanation:
of the 47 total cars, 3 of them are a beige SUV
Answer:
-4 i think
Step-by-step explanation:-4 i think
i think the answer is the second choice √9+√9=2√9
<em>Hoped this helped!</em>
