Due to the increase investment, the national increased by 10000 crores, If 20% of additional incomes is saved. Calculate the increase in investment.

In an economy. Investment is increased by Rs. 300 crores. If marginal propensity to consume is 2/3, calculate increase in national income.

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.

If MPS=0.20. and investment is increased by 400 crores, the total increases in income will be:

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