Help Sav The internal rate of return (IRR) rule can be best started as Multiple choice An investment is acceptable if its IRR exceeds the required retum, or be it should be rejected An investment is acceptable if its IRR is exactly equal to zero An investment is acceptable if its IRR is less than the required return, or else it should be rejected An investment is acceptable if its IRR is exactly equal to its net present value (NPV). Prov 18 of 38 Nov