Calculate based on the following information. Round to $4$ decimal places $($for example, $$X$.$xxxx

or X$.$xxxx$\%)$:

a$.$ The British bid and ask rates for retail transactions are $$\frac{1\mathrm{.}212131}{}($bid$)$ and $$\frac{1\mathrm{.}27089}{}$

$($ask$).$

Calculate the bid$/$ask spread.

b$.$ The British bid and ask rates for wholesale transactions are $$\frac{1\mathrm{.}261771}{}($bid$)$ and

$$\frac{1\mathrm{.}27089}{}($ask$).$

Calculate the indirect rate for the direct bid rate.

Calculate the indirect rate for the direct ask rate.

Calculate the direct rate bid$/$ask spread.

c$.$ The Nepalese bid and ask rates for retail transactions are $$\frac{0\mathrm{.}006812}{N}PR($bid$)$ and

$$\frac{0\mathrm{.}007517}{?}$ NPR $($ask$).$

Calculate the indirect rate for the direct bid rate.