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A research team found that 50% of a certain habitat's species are insects. If th

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Question: A research team found that 50% of a certain habitat\'s species are insects. If there are 400 species total, how many are insects?

Options:

  1. 150
  2. 200
  3. 250
  4. 300

Correct Answer: 200

Solution: 

50% of 400 is 0.50 * 400 = 200.

A research team found that 50% of a certain habitat's species are insects. If th

Practice Questions

Q1
A research team found that 50% of a certain habitat's species are insects. If there are 400 species total, how many are insects?
  1. 150
  2. 200
  3. 250
  4. 300

Questions & Step-by-Step Solutions

A research team found that 50% of a certain habitat's species are insects. If there are 400 species total, how many are insects?
  • Step 1: Understand that 50% means half of something.
  • Step 2: Know that there are 400 species in total.
  • Step 3: To find 50% of 400, you can multiply 400 by 0.50.
  • Step 4: Calculate 0.50 * 400, which equals 200.
  • Step 5: Conclude that there are 200 insect species in the habitat.
  • Percentage Calculation – Understanding how to calculate a percentage of a total quantity.
  • Basic Arithmetic – Applying multiplication to find a portion of a number.
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