SOLUTION: A LOCAL WATER PARK HAS TWO TYPES OF SEASON PASSES. PLAN a COSTS A ONE TIME FEE OF $147 FOR ADMISSION PLUS $8 FOR PARKING EVERY TRIP. PLAN b COSTS A ONE TIME FEE OF $52 FOR PARKING
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Question 957059: A LOCAL WATER PARK HAS TWO TYPES OF SEASON PASSES. PLAN a COSTS A ONE TIME FEE OF $147 FOR ADMISSION PLUS $8 FOR PARKING EVERY TRIP. PLAN b COSTS A ONE TIME FEE OF $52 FOR PARKING PLUS $21 FOR EVERY TRIP. HOW MANY VISITS MUST A PERSON MAKE FOR PLAN a AND b TO BE EQUAL IN VALUE.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the cost of the plan
Let = number of trips to water park
Plan a:
Plan b:
-------------------
Make the costs of (a) and (b) equal
-----------------
A person cannot make a fraction of a visit,
and doesn't make the costs equal,
so visits must be made
-----------------
check:
--------------------
close enough
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