For the following questions answer them individually
Country A requires 2 units of labour to produce a unit of X and 5 units to produce a unit of Y; where as country B require, 3 units of labour to produce a unit of X and 6 units to produce a unit of Y
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R:
Assertion A : Green Revolution benefited only Punjab, Haryana and Western Uttar Pradesh.
Reason R: Irrigation was necessary for the success of green revolution.
In the light of the above statements, choose the most appropriate answer from the options given below :
Given below are two statements :
Statement I : If rows and columns are interchanged and columns into rows the value of the determinant remains unaltered but the sign changed.
Statement II : When two rows or columns are interchanged the numerical value of the determinant changes but the sign of the determinant remains unchanged.
In the light of the above statements, choose the most appropriate answer from the options given below: