8. keith's catering charges a $100 setup fee and $25 per person served.
zoey's catering uses the table below to calculate catering charges.
number of
people served
total cost
(y)
$325
$525
$725
which caterer charges the most per person, and how much more?
a keith's catering, $10 more
b. zoey's catering, $10 more
c. keith's catering, $5 more
d. zoey's catering, $5 more
9. a pile of sand erodes at a rate of 1 inch per week. after 2 weeks, the pile