Question
Asked Mar 9, 2020
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The figure below shows total costs for three gym memberships. Which is the most accurate statement?

***SEE CHART***

Of the 3 memberships, Monthly is cheapest for under 5 months, while Standard is cheapest for over 10 months.

Platinum is costliest for any duration

Monthly is cheapest for any duration except for 5-10 months

Standard is cheapest for a duration between 5-10 months; other plans are cheaper for shorter or longer durations.

y 25x
y 15x +50
y 10x + 100
250
200
Platinum
150
Standard
100
10
Monthly
15
50
Monthly is cheapest
Platinum is cheapest
25
+
+
2
3
4
9.
10
11
12
Month
Total cost ($)
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y 25x y 15x +50 y 10x + 100 250 200 Platinum 150 Standard 100 10 Monthly 15 50 Monthly is cheapest Platinum is cheapest 25 + + 2 3 4 9. 10 11 12 Month Total cost ($)

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Expert Answer

Step 1

The given options are as follows.

  1. Of the 3 memberships, Monthly is cheapest for under 5 months, while Standard is cheapest for over 10 months.
  2. Platinum is costliest for any duration.
  3. Monthly is chea...

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