A pair of Men's Burton lace-up dress shoes cost SAR 475 in Saudi Arabia but costs GBP 79 in England. Assuming that purchasing-power parity (PPP) holds, how many SAR are required to purchase 1 GBP.
Cost in Saudi Arabia = 475 SAR Cost in England = 79 GBP
pair of Burton shoes 1
SAR 475 GBP 79
SAR/shoes 475
shoes/GBP GBP/SAR ?
SAR/GBP = (SAR/shoes)*(shoes/GBP) =