Ocean Spray has applied for a mortgage of $$201,000.$ Interest is computed at $3\mathrm{.}5$ percent compounded semiannually. The mortgage will be paid off over $25$ years. $($Use a Financial calculator to arrive at the answers. Do not round intermediate calculations and round the final answers to $2$ decimal places.$)$

a$.$ Calculate Ocean$$s monthly payment.

Monthly payment $

b$.$ Calculate Ocean$$s weekly payment.

Weekly payment $

c$.$ Calculate Ocean$$s biweekly $($every $2$nd week$)$ payment.

Biweekly payment $