The directive principle of the state is mentioned in which article of the constitution? 

Primarily maintaining and improving quality control is the responsibility of  

 2, 6, 12, 20, 30, 42, 56, (....) 

If the ministry does not work according to the civil charter, where should one apply for compensation?  

Section modulus of a triangular section of width b and height h about its neutral axis XX is  

Study the following line graph and answer the two questions based on it.Number of Vehicles Manufactured by Two companies…

The percentage of voids in cement is approximately. 

Find out how will the key figure (X) look like after rotation.