It costs $0.25 to operate a clothes dryer for 10 minutes at a laundromat. What is the total cost to operate one clothes dryer for 30 minutes, a second for 40 minutes, and a third for 50 minutes?
  1. $3.25
  2. $3.00
  3. $2.75
  4. $2.00
  5. $1.20
Explanation
Answer: B - $3.00
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