Below are bank bid and ask rates.

$\backslash$table$[[$Bid rate of $$0\mathrm{.}017157$ Thilippine Peso$],[$Ask rate of $$0\mathrm{.}018157$ Thilippine Peso$],[$Bid rate of $$0\mathrm{.}031723$ Taisan New Dollar$],[$Ask rate of $$0\mathrm{.}036323$ Taiman New Dollar$],[$Bid rate of $$0\mathrm{.}006653$ Japanese Yen$],[$Ask rate of $$0\mathrm{.}007764$ Japanese Yen$]]$

You start a trip to the Philippines with $$2,800$ in cash and convert that amount into Philippine Pesos $($PHP$).$ You can py every thing by credit card, so you convert your Philippine Pesos back into U$.$S$.$ dollars when you leave.

a$.$ Calculate the number of PHP you purchase when you start.

b$.$ Calculate the number of dollars you have when you leave.

You then travel to Taiwan and convert all the U$.$S$.$ dollars you have upon leaving the Philippines into Taiwanese Dollars $($TWD$).$ You are once again able to pay everything by credit card, so you convert your Taiwanese Dollars back into U$.$S$.$ dollars when you leave.

c$.$ Calculate the number of TWD you purchase when you start.

d$.$ Calculate the number of dollars you have when you leave.

You then travel to Japan and convert all the U$.$S$,$ dollars you have upon leaving Taiwan into Japanese Yen $($JPY$).$ You are once again able to pay everything by credit eard, so you convert your Japanese Yen back into U$.$S$.$ dollars when you leave for home.

c$.$ Calculate the number of JPY you purchase when you start.

f$.$ Calculate the number of dollars you have when you leave.