Harvard Manufacturing Company is considering the following investment proposal: Initial investment: Depreciable assets (straight-line) $40,800 Working capital 3,400 Operations (per year for 4 years): Cash receipts $30,000 Cash expenditures 17,000 Disinvestment: Salvage value of equipment $3,400 Recovery of working capital 1,700 The investment's accounting rate of return (rounded to two decimal points) on the original investment is