Iggy Company is considering three capital expenditure projects. Relevant data for the projects are as follows.

roject		Investment		Annual Income		Life of Project
22A		$240,400		$16,700		6 years
23A		273,200		20,740		9 years
24A		281,300		15,700		7 years

Annual income is constant over the life of the project. Each project is expected to have zero salvage value at the end of the project. Iggy Company uses the straight-line method of depreciation.

Determine the internal rate of return for each project.