Value of trading pairs

 
I am trying to work out the value of my currency trading pairs. How do find out their cost to buy or sell?
 
Chuckmymoneyaway:
I am trying to work out the value of my currency trading pairs. How do find out their cost to buy or sell?

Buy price:

SymbolInfoDouble(_Symbol, SYMBOL_ASK)

Sell price:

SymbolInfoDouble(_Symbol, SYMBOL_BID)
Reason: