Question

Three friends all live on the same street that runs west to east. Ben lives 7 blocks from Al. Carl lives 4 blocks from Ben. If the street is represented by a number line and Al's house is located at 0, what are the possible locations for Carl's house?

Answer 1

Carl is located in 11

Explanation:

I. If the street runs west to east

AI is 0

Ben is -7

Carl is -11

But there's no negative in address in the real world

so Cars is located in 11

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