The following information is for Cabin Craft Apparel:

Line Item Description East West

Sales volume $($units$)$:

Product Alpha $9,10010,600$

Product Omega $4,5009,500$

Sales price:

Product Alpha $$20$ $$18$

Product Omega $$25$ $$26$

Variable cost per unit:

Product Alpha $$12$ $$12$

Product Omega $$15$ $$15$

a$.$ Determine the contribution margin for the East Region and West Region.

East Region: fill in the blank $1$ of $2$$

West Region: fill in the blank $2$ of $2$$

b$.$ Determine the contribution margin ratio for the East Region and West Region. Round the contribution margin ratio to one$-$tenth of a percent.

East Region: fill in the blank $1$ of $2$

$\%$

West Region: fill in the blank $2$ of $2$

$\%$