Study the following information carefully and answer the questions given below:

M, J, K, D, R, P and V are seven employees of an organization. Three of them are in one Graduate and two each in other two Grades among A, B and C. Each of them earns different amounts as salary. There are the ladies among them in each grade. K and her husband only are in Grade B. V earns the maximum and he alongwith only D are in Grade A. D earns more than only M. P and her friend J are in Grade C. M is not in Grade C. P earns less than K but more than J. R earns less than J.