India shares land borders with 7 neighbouring countries. The total length of India’s land borders is 15,200 km. What is the average length of a border with each country? Give your answer in km to two decimal places.
Answer
2171.43 km
The correct answer is 2171.43 km — Round the result to two decimal places: 2171.43 km.
Step-by-step solution
- Recognize the total border length as 15200 km.
- Identify the number of bordering countries as 7.
- Divide total border length by number of countries: 15200 ÷ 7 = 2171.42857... km.
- Round the result to two decimal places: 2171.43 km.
Common mistake: Using wrong divisor or incorrect rounding
Concept tested: Averaging border lengths
Published · How this solution was prepared and checked
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