Texas Instruments TI-30X - IIS Scientific Calculator Teachers Manual page 71

Reciprocals
The chart below shows the amount
of time spent building model ships.
Time
Spent
Ships Building
Sailing 10 hrs.
Steam 5 hrs.
Luxury 5
How much of each model was
completed per hour?
Press
Sailing ship:
"
10 a %
<
Steam ship:
"
5 a %
<
Luxury liner:
5 N 1 N 3
a <
© 1999 T I I
EXAS NSTRUMENTS NCORPORATED
Portion
Completed
Per Hour
1
/ hrs.
3
Display
-1
10 D
.F
, .
1 / 10
-1
5 D
.F
, .
1 / 5
-1
5®1®3
3 / 16
?
?
?
'
DEG
'
DEG
'
DEG
TI-30X ÙS: A Guide for Teachers
a
67