Linear Functions 375
When Will I Use This?When Will I Use This?
Ok, here we
go, finishing up
lap 12...
...and he should
be coming around
right about...
...now.
Hi, Hannah!
How am I doing?
Lookin’ good!
Your times are
getting faster!
Today’s race is going to
be 20 laps, but I need
to go and take care of
some things...
...like food!
That’s ok. We can
estimate the rest
of the times based
on your times
so far.
The race is 20 laps, which
is 5 miles. Assuming your
speed is constant...
...we can calculate your time!
You’re not listening, are you?
Huh? Oh,
sorry. Just
thinking about
hamburgers.mburgers.
You will solve this
problem in the chapter.
g
l thi
Your Turn!Your Turn!
374_376_C07_CO_895130.indd 375 12/31/09 4:22 PM