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To finish the table, I need to determine the trend in the "Area of Bacteria" over time. It seems the area of the bacteria is decreasing each hour. Let's first check if there's a constant percentage decrease or linear trend over time.

The values you provided are:

| Hours | Area of Bacteria |
|-------|------------------|
| 1     | 30               |
| 2     | 27               |
| 3     | 24.3             |
| 4     | 21.87            |

Now, I'll calculate the decrease percentage and predict the area at hour 5.The average percentage decrease in the area of the bacteria is 10% per hour. Based on this, the area of the bacteria at hour 5 is predicted to be approximately **19.68**.

Here’s the completed table:

| Hours | Area of Bacteria |
|-------|------------------|
| 1     | 30               |
| 2     | 27               |
| 3     | 24.3             |
| 4     | 21.87            |
| 5     | 19.68            |

Would you like further details or have any questions?

Here are 5 related questions to expand on this:

1. What would the area be at hour 6 if the trend continues?
2. How can we model this decrease mathematically?
3. What would the total area decrease be after 5 hours?
4. Is the decrease in bacteria area exponential or linear?
5. How would a change in the rate of decrease affect the prediction?

**Tip**: When dealing with decreasing trends, check if it's linear or percentage-based (exponential) to make more accurate predictions!

Finish the table with the area of bacteria decreasing each hour.

Learn how to calculate the area of bacteria decreasing over time using exponential decay. This problem demonstrates a percentage-based decrease in the bacteria's area each hour, with a focus on percentage decrease and exponential decay. Suitable for students in Grades 8-10.

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