Texas Instruments TI-30XIIS Teachers Guide - Page 74
Reciprocals
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Reciprocals The chart below shows the amount a of time spent building model ships. Ships Time Spent Building Portion Completed Per Hour Sailing 10 hrs. ? Steam 5 hrs. ? Luxury 5 1/3 hrs. ? How much of each model was completed per hour? Press Display Sailing ship: 10 a %" < 10-1¾F½ ¾ D ' 1 / 10 DEG Steam ship: 5 a %" < 5-1¾F½ ¾ D ' 1 / 5 DEG Luxury liner: 5 N 1 N 3 a < 5®1®3 -1 ' 3 / 16 DEG © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 67
© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X
Ù
S: A Guide for Teachers
67
The chart below shows the amount
of time spent building model ships.
a
Time
Portion
Spent
Completed
Ships
Building
Per Hour
Sailing
10 hrs.
?
Steam
5 hrs.
?
Luxury
5
1
/
3
hrs.
?
How much of each model was
completed per hour?
Press
Display
Sailing ship:
10
a
%
“
<
10
-1
-1
¾F
½
¾
D
'
1 / 10
1 / 10
DEG
Steam ship:
5
a
%
“
<
5
-1
-1
¾F
½
¾
D
'
1 / 5
1 / 5
DEG
Luxury liner:
5
N
1
N
3
a
<
5
®
1
®
3
-1
-1
'
3 / 16
3 / 16
DEG
Reciprocals