Respuesta :

3 1/7 + 8 5/14 = 22/7 + 117/14 = 44/14 + 117/14 = 161/14 = 23/2
31/7+85/14

=31/7+85/14

=62/14+85/14

=62+85/14

=147/14

the answer is=21/2(Decimal: 10.5)
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