Question 1133992
a.  R(p) = -25(10)^2 + 600(10) = $3500
b.  R(p) = -25(15)^2 + 600(15) = $3375
c. -25p^2 + 600p = 3600
-25p^2 + 600p - 3600 = 0
-25 (p^2 - 24p + 144) = 0
-25 (p - 12)(p - 12) = 0
p-12 = 0
p = 12
$12