ASAP What is this ill give brainiest

Sophia exchanged us$1000 for the south african currency which is called i am sophia exchanged us$1000 for the south african currency which is called rand the exchange rate is 7.1rand the exchange rate is 7.15 rand two dollar sophia spent 6274 two dollar sophia spent 6274 rand on her trip she exchanged the rand she had left for us dollars exchange rate was r1.02 $0.14 how many us dollars did sophia get? support your answer using specific information from the problem