Answer:
(a)
--- the catboat
--- the sloop
(b)
-- the catboat
--- the sloop
Explanation:
Incomplete question (See attachment)
For the catboat, we have:

For the Sloop, we have:


Solving (a): The area of both sailboats.
Since both are triangular, we use:

For the catboat


For the sloop


The catboat has the greater sail area because 27 > 25
Solving (b): Cost of sail for each.
We have the unit price to be:

So, the cost is calculated by multiplying the unit price by the total area.
So, we have:
For the catboat;


For the sloop

