a$.$ Calculate outright quotes for bid and ask and the number of points spread between each.

Calculate the outright quotes for bid and ask and the number of points spread between each below: $($Round to four decimal places.$)$

b$.$ What do you notice about the spread as quotes evolve from spot toward $6$ months? $($Select from the drop$-$down menus.$)$

It

$,$ most likely a result of

and thinner trading volume.

c$.$ What is the $6-$month Swiss bill rate? $($Round exchange rate to four decimal places and interest rate to three decimal places.$)$

Plz tell me how to do the last one