Question 809041
let the integers be x & x+1

x/4 = (x+1)/5 =11

multiply equation by 20

5x+4(x+1)=220

5x+4x+4 =220
9x+4=220
9x=216
x=24

24,25

------------

x/(x+6) =1/3

cross multiply

3x=x+6
3x-x=6
2x=6
x=3

numerator =3
denominator = 3+6 =9 

fraction 3/9