Question

How many centimetres are there in a decimetre?

• A. 10
• B. 40
• C. 20
• D. 50

Hint:

1 decimetre equals 10 centimetres in the metric system.

Answer 1

The Correct Option is A

Step 1: Understanding the Metric System.
In the metric system, 1 decimetre is equal to 10 centimetres. This is a basic conversion in the metric system.
Step 2: Verifying the Options.

- Option (1): 1 decimetre equals 10 centimetres, making this the correct answer.
- Option (2): 40 centimetres is much too large for 1 decimetre.
- Option (3): 20 centimetres is also incorrect for 1 decimetre.
- Option (4): 50 centimetres is incorrect. Conclusion:
Therefore, the correct answer is (1) 10.