I am confused!

[MATH_LOSER]

I’m horrible at fractions

 

[BigBeachBanana]

What are you confused about?

 

[pka]

One owner has [imath]\dfrac{7}{12}[/imath] of the boat.
The second owner has [imath]\dfrac{1}{6}=\dfrac{2}{12}[/imath] of the boat.
The third owner has [imath]\dfrac{?}{12}[/imath] of the boat.
[imath][/imath][imath][/imath]

 

[MATH_LOSER]

5/12

 

[BigBeachBanana]

5/12

Try again.

 

[Steven G]

Hint: 12/12 = 1