10. 6.67 Alternative G has a first cost of $250,000 and annual costs of

$73,000. Alternative H has a first cost of $350,000 and annual costs of

$48,000. If the alternatives are considered to last indefinitely, the rate of return on the increment of investment is closest to:

1. 25%/year 2. 20%/year 3. 21%/year 4. 12%/year Page 195