User manual

© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X ÙS: A Guide for Teachers
44
Three people babysit for $3.25 each
per hour. First person works 16 hours.
Second person works 12 hours. Third
person works 17 hours. How much did
each person earn?
%
™
Press Display
%
™
K =K =
DEG
V 3.25 <
K = *3.25K = *3.25
DEG K
-
~~
'
DEG K
16 <
16*316*3..2525
'
52.52.
DEG K
12 <
12*312*3..2525
'
39.39.
DEG K
17 <
17*317*3..2525
'
55.2555.25
DEG K
%
™
(Constant mode is off.)
~~
'
DEG K
Constant