Earth weight is 5.9736 x 10^24 kg and venus is 4.8685 x 10^24 kg. what is the combined weight of earth and venus ?
a)10.8421 x 10^26 kg b)10.8421 x 10^23 kg c)10.8421 x 10^25 kg d)1.08421 x 10^25 kg

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