please solve it step by step with clear wrtining and make sure it is correct

you have to find the future value

Question 4: A company want to replace their AC unit, and they have two alternatives: 1) Purchase a new large AC unit for 25,000, the saving from this unit is 6500 SAR/year, or 2) Purchase two small AC units for 30,000 SAR (total) and the saving from this unit is 5000 SAR/year. If the MARR for these alternatives is 5%, find the followings: 1) The SPP using the simple payback analysis, 2) The future value of money for both alternatives. 3) Based on these analysis, which alternative you recommend and why? Question 4: A company want to replace their AC unit, and they have two alternatives: 1) Purchase a new large AC unit for 25,000, the saving from this unit is 6500 SAR/year, or 2) Purchase two small AC units for 30,000 SAR (total) and the saving from this unit is 5000 SAR/year. If the MARR for these alternatives is 5%, find the followings: 1) The SPP using the simple payback analysis, 2) The future value of money for both alternatives. 3) Based on these analysis, which alternative you recommend and why