Four people (George, Pamela, Denis, and Bill) with last names Young, Tavarez, Ewing, and Clemens, each bought a number of utility knives.
Each person was of a different occupation: engineer, mathematician, quack, and accountant.
If each person bought one of the following amounts of utility knives, (5, 21, 19, and 7) can you figure out the first name, last name, and how many utility knives each person bought?
The mathematician, whose first name is Bill, wasn't the person who bought 21 utility knives.
Ewing isn't the quack or the person who bought 5 utility knives.
The person who bought 5 utility knives, Ewing and Bill all went to the 's surprise birthday party.
Bill went with Tavarez to the amusement park one day.
The person who was the accountant. All four people are mentioned in this clue.
The engineer isn't Pamela Tavarez.
Clemens isn't the accountant or the person who bought 19 utility knives.
The person who bought 19 utility knives lives in the same building as Young and Denis.
George, Tavarez, and the person who bought 7 utility knives each had different dinners last night.
The person who bought 19 utility knives lives in the same building as Clemens and Bill.
The accountant, the person who bought 21 utility knives, didn't want a copy of Clemens's book.
The engineer, whose first name is George, wasn't the person who bought 19 utility knives.
The person who bought 21 utility knives, Tavarez and George all went to the 's surprise birthday party.
You
Tav
Ewi
Cle
eng
mat
qua
acc
5
21
19
7
Geo
Pam
Den
Bil
5
21
19
7
eng
mat
qua
acc
Place a N in any square that is a definite "no" and a Y in any square that is a definite "yes". I give up!