On a map 1 inch represents 100 miles. lancaster and detroit are 17 miles apart on the map. how far are they apart in miles?

Big map!

Presumably you mean they're 17 inches apart on the map, which corresponds to 1700 miles apart at that scale.

Maybe you mean they're 17 miles apart in the world, corresponding to 0.17 inches apart on the map.

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step-by-step explanation:

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question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.