The variables srideepa and tasmir can be fused to give rise to another variable aneesh, with the relation
`xy=z`

Give example of an intensive variable and an extensive variable.

Give an example of intensive variable.

Express the following statements in the form of two simultaneous linear equations in two variables and determine whether these equations are solvable or not by the method of finding the relations among the ratios of the co-efficients of the same variables and the constant terms : Debsmita bought 3 pens and 4 pencils for Rs. 42. Her friend Nayana also bought 9 pens and a dozen of pencils for Rs. 126.

Express the following statements in the form of two simultaneous linear equations in two variables and determine whether these equations are solvable or not by the method of finding the relations among the ratios of the co-efficients of the same variables and the constant terms : The sum of the present ages of your elder sister and your father is 84 years. After 8 years, your father's age will be 2""1/3 times of your elder sister.

Answer all questions: Give an example of discrete random variable.

The variable coefficients p,q,r in the equation of the staight line px+qy+r=0 are connected by the relation pa+qb+rc=0 where a,b,c are fixed constants . Show that the variable line always passes through a fixed point.

In an LPP the decision variables can take

y is sum of two variables, one in which varies directly with x and another varies inversely with x. When x= 1 then y = 1 and x = 3 the y = 5. Find the relation between x and y,

Give an example of extensive variable.