Internal rate of returns is that rate at which the sum of discounted cash inflow equals the sum of discounted cash outflow

2.  Internal rate of returns is that rate at
which the sum of discounted cash inflow
equals the sum of discounted cash
outflow. In other words it is the rate which
discounts the cash flow to zero.

3.  The acceptance and rejection is done on
the basis of the IRR rate.

4. NPV IRR
a) It take interest as a known a) It take interest as a-
factor unknown factor
b) It calculates the exact b) It calculates maximum
amt. of investment rate of interest

5.  The project require different cash outlay.
 The project have unequal lives.
 The project have different pattern of cash
flows.

6.  Consider the time value of money.
 Take the amount of expenses &revenue.
 Gives more value to the present money value.
 It is very difficult.
 Reinvestment presumption.