After
School Activities
Kelley is a very active high
school student.
Every day
after school, Monday through Friday, she participates in different
activities : (basketball, dance, KungFu, guitar, and yoga).
Each
activity is taught or coached by a different adult : Beyonce, Derek,
Samantha, Travis and Vivian.
Kelley
has known her instructors for a different number of years (one through
five).
Hints :
 The
instructors' family names are :Baccarach, Costello, Gionta,
Harrison and Williamson.
 Gionta has
known Kelley for five years.
 Derek is
either the first or the last instructor of the week.
 Kelley has
known Williamson one year less than Beyonce, and one year more
than her yoga instructor,
 Kelley has
known Samantha one year longer than her basketball coach, and one year
less than her guitar teacher.
 Guitar and
KungFu are both taught by men.
 Kelley has
her weekly guitar lesson the day before she sees Costello, and the day
after she sees Gionta.
 The
instructor who has known Kelley for three years sees her each week the
day before Mr. Harrrison and the day after the other male instructor.
Question
:
Can
you determine the day on which Kelley goes to each activity, the full
name of each instructor and the number of years she has known
each of
them.
See
answer

