Isaac Diez Peris lives in Rio de Janeiro. While attending school in Spain he meets Juan Carlos Cordero from Guatemala. Over the summer holiday Isaac decides to visit Juan Carlos in Guatemala City for a couple of weeks. Isaac's parents give him some spending money, RS4,500. Isaac wants to exchange it to Guatemlan quetzal (GTQ). He collects the following rates: Spot rate on the GTQ cross rate Spot rate on the /reais cross rate GTQ 10.57997 0.4462/RS a What is the Brazilian reais/Guatemalan quetzal cross rate? (2 marks) b. How many quetzals will Isaac get for his reais? (2 marks)