find the average of the following question
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7/3 , 17/4, 13/4, 13/3
adding all, we get
lcm =
3| 3,4
2|1, 4
2|1, 2
lcm = 12
28 + 51 + 39 + 52
_________________
12
70
12
___
4
1
= 70 1
12 × 4
=
14
10
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