10/17
No
200/340 is one of infinitely many equivalent fractions.
NO. 18/20 is not proportional to 34/40. 18/20 : 34/40 by cross multiplication 18 * 40 = 20 * 34 720 ≠ 680 thus 18/20 is not proportional to 34/40
14/34 = 7/17
7 over 17
1.7
34 over 100...
1/2
If you mean 34 over 20 then it is 1 and 7/10 as a mixed number
% rate:= (34/20) x 100%= 1.70 x 100%= 170%
17/10, 34/20
17/10, 34/20