No.
1 over 6 is the simplified form of 5 over 30.
5 over 30 in simplest form is 1 over 6.
30/18 in simplest form is 5/3.
30/5 = 6
5/30 = 1/6
3 over 5
5 over 12
1 over 5
4 over 5
5 over 11
Expressed as an improper fraction in its simplest form, by dividing the numerator and denominator by 10, 50/30 is equal to 5/3 or five over three.
6/30 = 1/5
5/18