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Alla [95]
3 years ago
13

Find the third number if their average is 6 and two of them are 6 and 7​

Mathematics
2 answers:
lorasvet [3.4K]3 years ago
8 0

Answer:

5

Step-by-step explanation:

If their average is 6 and there are three numbers in total, the total sum of the three numbers would be:

6×3 = 18

You know that two of them is 6 and 7, so you can find the last number easily.

18-6-7 = 5  

8_murik_8 [283]3 years ago
4 0

Answer:

5

Step-by-step explanation:

6 +7+5 = 18 and 18/3 = 6

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