If A =(1,2,3),B=(a, b),findAb

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Extra points! find the missing dimension! need asap

Atravel agent is booking a trip to england, scotland, ireland, and france for a group of senior citizens. the agent sent surveys to the group, asking which countries they would like to visit, in order, and created the shown preference schedule (e = england, i = ireland, s = scotland, f = france). which country is the condorcet winner? number of votes 15 12 16 19 1st f e e i 2nd e s i s 3rd s i s e 4th i f f f 1. scotland 2. england 3. france 4.ireland