Answer:
is the length of Santa Monica and 
Step-by-step explanation:
Let the length of Nina Pinta be ''ln'
According to question, we have given that
the Santa Monica has a hull length that is 10 ft shorter than that of the Nina Pinta.
and 10 ft shorter than that of Nina Pinta is expressed as 
So, the length of Santa Monica be 'ln'-10'
Restriction on ln is that ln>10.
As Length of Santa Monica cannot be negative or equal to zero.
so, 
Hence,
is the length of Santa Monica and 