Originally Posted by upgraded
You can change money in the airport for the taxi. The rates are OK. The taxi return to the airport will be much cheaper.
I have seen that Intercontinental hotels, there are branded as presidente. Also might want to double check the location of the race. If you are talking Cart Series this I believe happens in Monterrey. There is an Intercontinental Presidente there and cab fare is aprox 25 us.
Otherwise the other Presidente Intercontinental in Mexico city is in the Polanco District and other post have guided you to how to pick a cab