Read the following statements carefully:
Statement 1: Economic territory and political frontier of a nation are one and the same thing.
Statement 2: American Embassy in India is a part of the economic territory of India.
In the light of the given statements, choose the correct alternative from the following:
Statement 1: This is false because the economic territory of a country includes not only its political frontier but also excludes foreign diplomatic zones within its borders.
Statement 2: This is false because the American Embassy in India is considered part of the economic territory of the United States, not India.
For a hypothetical economy, assume the government increased infrastructural investment by ₹10,000 crore. 80% of additional income is consumed in the economy. Estimate the increase in income and the corresponding increase in consumption expenditure in the economy.

A ladder of fixed length \( h \) is to be placed along the wall such that it is free to move along the height of the wall.
Based upon the above information, answer the following questions:
(iii) (b) If the foot of the ladder, whose length is 5 m, is being pulled towards the wall such that the rate of decrease of distance \( y \) is \( 2 \, \text{m/s} \), then at what rate is the height on the wall \( x \) increasing when the foot of the ladder is 3 m away from the wall?