Reena and Devi are two friends earning a certain amount of income which they partially consume and save the rest. Assuming their disposable income to be 100% , Reena saves 34% of her income whereas Devi consumes 78% of her income. Which of the following are true-

MPC of Reena is 0.66 MPS of Devi is 0.22 Both 1 and 2 None of these

Both 1 and 2

MPS + MPC = 1