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zaharov [31]
3 years ago
8

Can you help me find MAD for this

Mathematics
1 answer:
White raven [17]3 years ago
3 0

Answer:

5

Step-by-step explanation:

(3+15+21+13)/4 = 13

13 - 3 = 10

15 - 13 = 2

21 - 13 = 8

13 - 13 = 0

(10+2+8+0)/4 = 5

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