Question

(3/4-1/3):5/7
-----------------
(1/4+2/3)•6/11

Answer 1

Ответ:

(3/4-1/3):5/7

------------------- =

(1/4+2/3)•6/11

9/12-3/12:5/7

=-------------------- =

3/12+8/12•6/11

1/2•7/5

=------------- =

11/12•6/11

7/10

=----------- =

1/2

7/10•2=7•5=35

Ответ: 35