Answer:
$77,660
Explanation:
IRR signifies the interest rate where the net present value equals zero.
In order to reverse work the investment, the present values of the cash flow from this new project - when discounted at 10% should equal the amount of investment.
IRR signifies that Initial outlay - PV Cash flows @ 10% = 0
We calculate the present values as,
PV = 40,000 * (1 / 1+0.10) + 50,000 * [1 / ((1+0.10)^2)}
PV = $77,685.9 (rounded off)
This is closest to $77,660, which is the initial outlay required to to generate above mentioned pc vash flows and an irr of 10%.
Hope that helps.