Question

Ache a média aritimética dos números 3/5, 13/4 e 1/2

Answer 1

3/5 + 13/4 + 1/2
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              3
MMC de 5, 4 e 2 = 20
3/5/4 + 13/4/5 + 1/2/10
12/20 + 65/20 + 10/20
87/20
---------
3
87/20 : 3= 87/20 . 1/3 = 87/60