Tuesday, January 30, 2018

logical deduction - Humphrey meets Laureen in town



Laureen is talking with Humphrey: "if the weather is good on Sunday I will go to the horse races. I will also bring my friend Sam with me, if he feels ok". on Sunday afternoon Humphrey meets Laureen in town.


which is true?
a) Sam is not well
b) It is raining and Sam is not well
c) It is good weather, but Sam didn't want to go to the horse races
d) It is good weather, but Sam isn't well
e) It is raining



Answer



Humphrey




is not at the races.



Therefore,



It is not "good weather".



Therefore,



e) it is raining.




Additional Notes:



Humphrey being at the races was not conditional on Sam's health. Sam may be well, he may not, that's not known however.



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