Question: Read the problem. Derek only had time to visit 90% of the exhibits at Aquaworld Aquarium. If Derek…

Read the problem.

Derek only had time to visit 90% of the exhibits at Aquaworld Aquarium. If Derek visited 36 exhibits, how many exhibits does the aquarium have?

Pick the model that represents the problem.

0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0 ? 36

0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0 36 ?

How many exhibits does the aquarium have?

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Solution

Step 1: Let the total number of exhibits be \( X \). Step 2: Derek visited 90% of the exhibits, which can be written as: \[ 0.9X = 36 \] Step 3: Solve for \( X \) by dividing both sides by 0.9: \[ X = \frac{36}{0.9} = 40 \] Therefore, the aquarium has 40 exhibits.