When MPC is equal to MPS, increase in income will be two thmes the increase in investment". Comment.

In an economy , an increase in investment leads to increase in national income which is times more then the increase in investment. Calculate marginal propensity to consume.

An increase of investment by 5000 crores leads to increase in naitonal income which is four times more than the increases in investment. Calculate marginal propensity to save.

in an economy an increase in investment leads to an increase in national income three times more than increase in investment , calculate MPC.

It is planned to increase national income by 1000 crores. How much increase in investment is required the relevant consumption fucntion: