Questions

While extracting a float argument using va_arg we should have useed 

c = va_arg (ptr, double)

The reason: Directive principles are non-justiciable, while the Fundamental Rights are enforceable by the Courts, the Directives are not so enforceable by any court (Article 37). The courts cannot declare any law as void on the ground that it contravenes any of the directive Principles. Further, the courts are not competent to complete the Government to carry out any Directive.

These mangrove or tidal forests are found in the submerged coastal plains of the Ganga. The name comes from the abundant sundari trees found here. 

The China-sponsored Asian Infrastructure Investment Bank (AIIB) has approved $160 million loan for Andhra Pradesh – 24×7 Power for All project with an objective to strengthen power transmission and distribution system in the state. It is the first credit from the AIIB for an Indian project. The power project is co-financed by the World Bank (WB). The project is part of the Government of India’s Power for All Program that was launched in 2014 to provide an efficient, reliable and affordable electricity supply to all consumers across selected states within five years from the start of implementation of the program in each state.

Profit ratio X & Y = (700 × 3) + (700 × 5/7× 3) + (700× 5/7 + 200 × 3/5 )× 6 : 600 ×12
X:Y= 7320 : 7200= 183:180
∴ X’s share from profit = 183 × 726/(183+180) = Rs. 366.