Texas Instruments TI-30X IIS User Manual page 51

Constant
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
™
%
V 3.25 <
-
16 <
12 <
17 <
™
%
(Constant mode is off.)
© 1999 T I
EXAS NSTRUMENTS
Display
K = K =
K = *3.25 K = *3.25
~ ~
16*3 16*3. . 25 25
12*3. . 25 12*3 25
17*3. . 25 17*3 25
~ ~
I
NCORPORATED
DEG
DEG K
'
DEG K
'
52. 52.
DEG K
'
39. 39.
DEG K
'
55.25 55.25
DEG K
'
DEG K
TI-30X ÙS: A Guide for Teachers
™
%
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