Does the hotel have a laundry and what is the cost?

Yes, they have laundry. The cost is u $ s 3 washing, u $ s 3 drying and if you do not have soap you can get there with u $ s 1.

3 dlrs washing and 3 drying ...

They also sell the soap there. In a vending machine at 1u $ s. Everything is paid by credit card. No cash

If they have laundry 24 hours and the cost is $ 3 washing and $ 3 drying

Yes, and it does not exceed $ 5 that you remember.