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Nenita is walking towards school, which is south of her house. As she reached the gate which is 15 meters from her house she remembered to go back and buy a pencil so she walked backed 6 meters to the store. Then she proceeded walking towards school again for another 7 meters.

Question #1. What is the total distance covered by Nenita as she walked going to school?
Question #2. What is the displacement showed by the problem?

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