X Company must decide whether to continue using its current equipment or replace it with new, more efficient equipment. The following information is available for the current and new equipment: Current equipment Current sales value $18,000 Final sales value 3,450 Operating costs 67,910 New equipment Purchase cost $168,000 Final sales value 3,450 Operating costs 39,295 The current and new equipment will last for 6 years. If X Company replaces the current equipment, what is the approximate internal rate of return (enter your rate as a decimal; so 1% would be .01)