PracticeProblems 1.Ifyourconsumptionincreasesfrom$30,000/yrto$40,000/yrwhenyour disposableincomeincreasesfrom$84,000to$96,500/yr,calculateyourMPC. 2.Karireceivedaraiseinsalaryfrom$72,000/yrto$77,000/yr.Hersavings increased from $21,000 to $23,000 per year. Calculate her MPC. 3. Dari had...