Need answers ASAP... A $2500 computer system can be leased for $79 per month for 3 years. After 3 years, it can be purchased for $750. This is also the salvage value if the system was purchased...

Need answers ASAP...

A $2500 computer system can be leased for $79 per month for 3 years. After 3 years, it can be purchased for $750. This is also the salvage value if the system was purchased originally. What is the effective annual rate for leasing the computer?