Radio Shack TRS-80 User Manual page 24

EXERCISE
3-4: If
the area of a
circle
is
found by
multiplying
it
times the square of
its
radius,
write
a
program
to find
the
area of a
circle
with a radius of 5
inches.
EXERCISE
3-5:
Your checkbook
balance
was $225. You've
written three checks(for $17,
$35 and $225) and made two
deposits
($40 and $200).
Write a
program
to adjust your old
balance based
on
checks
written
and
deposits
made, and
print
out your
new
balance.
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in
Chapter 3
Math
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