Three friends went to a hotel and had breakfast to their taste, paying ₹16, ₹17 and ₹21 respectively : Do you notice any relationship between the change in expenditure and the char in the mean expenditure.

Three friends went to a hotel and had breakfast to their taste, paying ₹16, ₹17 and ₹21 respectively : Find their mean expenditure.

Three friends went to a hotel and had breakfast to their taste, paying ₹16, ₹17 and ₹21 respectively : If the hotel manager offers 50% discount, what would their mean expenditure be?

Three friends went to a hotel and had breakfast to their taste, paying ₹16, ₹17 and ₹21 respectively : If they have spent 3 times the amount that they have already spent, what would their mean expenditure be ?

Three friends went to a hotel and had breakfast to their taste, paying ₹16, ₹17 and ₹21 respectively i) Find their mean expenditure. ii) If they have spent 3 times the amount that they have already spent, what would their mean expenditure be? iii) If the hotel manager offers 50% discount, what would their mean expenditure be? iv) Do you notice any relationship between the change in expenditure and the change n mean expenditure?

In a family, ages (in years) of members, Krishna, Radhika, Niharika and Nikhil are 44, 39, 17 and 12. Can you see a relationship between the change in mean and the number of years.