Convert the following quantities: 14 cm to inches. a) 0.55 inches b) 5.51 inches c) 1.4 inches d) 0.14 inches
The Correct Answer and Explanation is :
The correct answer is b) 5.51 inches.
Explanation:
To convert centimeters to inches, the standard conversion factor is used:
1 centimeter (cm) = 0.393701 inches.
So, for the given quantity of 14 cm, the conversion to inches is done by multiplying 14 cm by the conversion factor:
[
14 \, \text{cm} \times 0.393701 = 5.511814 \, \text{inches}
]
This result can be rounded to two decimal places, which gives 5.51 inches. This corresponds to option b) in the provided choices.
Why is this conversion useful?
In many countries, different measurement systems are used. The metric system (centimeters, meters) is common in most of the world, whereas the imperial system (inches, feet) is used in places like the United States. Knowing how to convert between these systems is important for various practical applications, such as:
- Healthcare: When taking measurements like height or wound size.
- Engineering and construction: Where specifications might be provided in different units.
- Personal use: When buying items like furniture or electronics, measurements may be listed in different units depending on where the product is sold.
Understanding this conversion allows you to easily navigate between these systems, ensuring accuracy in interpreting measurements.