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22-10-2017
Mathematics

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The cost of a ticket to an amusement park is $42 per person. For groups of up to 8 people , the cost per ticket decreases by $3 for each person in the group .Marcos’s ticket cost $30. Write an solve an equation to find the number of people in Marcos’s group.

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22-10-2017

Marco's ticket decreased by twelve dollars. That means his richer was decreased four times. That means, he came with a group of 32 people.

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