Please do all the questions without show work

Please if u cant do them all leave them to someone can do them all.

Two solutions are investigated for a safety program Soution 1 First cost--25,000 annual maintenance cost 4,000 Life - 2years Solution 2 First cost-88,000 annual maint 1400 Life 6 years Neither project has a salvage value Compare the two solutions using present value using 15% interest-what is present cost of solution 1 31502 O 73333 93506 O 121890 QUESTION 2 Based on present cost - do we buy the Buick or the Toyota O Buick Toyota