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A group of up to 40 people are going to a trip to Washington DC. Some will travel in a van that holds 12 people, and the rest will buy train tickets. Write an inequality that can be used to find the number of train tickets that the group will need.

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musiclover10045

You are told up to 40 people are going and that the van holds 12.

40-12 = 28

So up to 28 people will need to buy train tickets.

Let n be the number of people buying train tickets and x is the total number of people going

N <= (x-12)

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