(1) 25\49x21/50 (2) 45/64:81/96 (3) 121/140x350/363 (4) 39/203:78/145 (5) 22 6/7x 2...

Question

(1) 25\49x21/50
(2) 45/64:81/96
(3) 121/140x350/363
(4) 39/203:78/145
(5) 22 6/7x 2 11/40
(6) 42 2/3: 4 20/27

Answer 1

1.3/14
2.5/6
3.5/6
4.5/14
5.52
6.9