НОМЕР 34!!!!ПОМОГИТЕ СРОЧНО!!!!!!!

Question

НОМЕР 34!!!!ПОМОГИТЕ СРОЧНО!!!!!!!

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Answer 1

13/3:(5/6+1/4)/(35/60-8/60):9/10-36/10·(21/36+4/36)/(15/24-8/24)·12/7
=(13/3:13/12)/(27/60:9/10)-(36/10·25/36)/(7/24·12/7)
=4/0,5-2,5/0,5
=8-5
=3