Answer:
Optimal price is $575 which includes skis and ski binding.
Step-by-step explanation:
Skiers who value skis at
Advance 20 * [$350 + $250] = $12,000
Intermediate 20 * [$250 + $375] = $12,500
beginners 20 * [$175 + $325] = $10,000
Total Revenue $34,500
Optimal price $34,500 / 60 = $575.