Calculated Industries 9430 - Manual (Page 28)

User’s Guide — 27
Exercise 2
To complete a 150-hour project in 3
weeks, how many hours a week must
you work?
STEPS/KEYSTROKES DISPLAY
1. Clear calculator:
o o 0.
2. Enter number of hours and divide by
number of weeks:
1 5 0 H ÷ 3 =
50:00:00 HR MIN SEC
Split Times Projected
In the 800-meter freestyle, a swimmer
has just completed 200 meters (or 25%
of the race) in 2 minutes 11.35 seconds.
If his pace holds up, what will his final
time be?
STEPS/KEYSTROKES DISPLAY
1. Clear calculator:
o o 0.
2. Enter time and divide by percentage
completed:
2 m 1 1 • 3 5 ß
2:11.35 MIN SEC
÷ 2 5 % 8:45.40 MIN SEC