Calculated Industries 9530 Pocket Reference Guide - Manual (Page 20)

16 — TimeCard Tabulator II
Production – Spacing
A radio advertiser wants to air 15
evenly spaced spots during the
morning hours of 6 AM – 10 AM. Find
the number of minutes between spots,
and the times for the first few spots.
KEYSTROKE DISPLAY
1. Enter end time:
1 0 A 10:00
AM
2. Subtract start time:
– 6 A = 4:00
HR MIN
3. Divide by number of spots:
÷ 1 5 = 0:16
HR MIN
4. Store result into memory:
s 1
M-1
0:16
HR MIN
5. Enter start time of 1 st spot:
6 A 6:00
AM
6. Find start time of 2 nd spot:
+ r 1 = 6:16
AM
7. Find start time of 3 rd spot:
= 6:32
AM
= 6:48
AM
Continue pressing = to solve for the
remaining spot start times.
Production – Fixed Lengths
You have a 22 minute demonstration
video which is set to automatically
repeat. If the rewinding takes another
90 seconds, how many times will the
tape replay in eight hours?