The dog grooming service in pet smart charges according to the dog’s weight. for dogs weighing 15 pounds or less, the grooming fee is $35.00. for dogs weighing more than 15 pounds and up to 40 pounds, the fee is $40.00. and for dogs weighing over 40 pounds, the fee is $40.00, plus $0.25 for each additional pound over 40. what is the absolute value of the difference in grooming service fee for a 65 pound dog and a 32 pound dog?

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