solve step by step no financial calculator

Your small business is considering purchasing one of two different computers Computer A costs $820 today and will increase after-tax revenues by $91,$254, and $734 over years 1-3 respectively. Computer B costs $690 today and will increase after- tax revenues by $451, $246, and $89 over years 1-3 respectively. If your firm's financing rate is 12%, what is the cross over rate between these two computers and which should you choose? a. 17.9% , computer B is the better choice b. 17.9% , computer A is the better choice C. 13.5% , computer A is the better choice d. 15.5% , computer B is the better choice e. 13.5% , computer B is the better choice Your small business is considering purchasing one of two different computers Computer A costs $820 today and will increase after-tax revenues by $91,$254, and $734 over years 1-3 respectively. Computer B costs $690 today and will increase after- tax revenues by $451, $246, and $89 over years 1-3 respectively. If your firm's financing rate is 12%, what is the cross over rate between these two computers and which should you choose? a. 17.9% , computer B is the better choice b. 17.9% , computer A is the better choice C. 13.5% , computer A is the better choice d. 15.5% , computer B is the better choice e. 13.5% , computer B is the better choice