U.S. dollar against the Russian ruble

  1. Use the follow ing information to answer (a)—(c): U.S. Dollar Currency per Equivalent U.S. Dollar Thurs. Fri. Thurs. Fri. Russia (tublel Brazil )teolI Indio (rupee) 0.0318 0.0317 0.3569 0.3623 0.0204 0.0208 31.4190 31.5290 2.8020 2.7601 48.9100 47.8521 a. Between Thursday and Friday, did the U.S. dollar appre-ciate or depreciate against the Russian ruble? b. Betweer.1 htirsday and Friday, did the U.S. dollar appre-ciate or depreciate against the Brazilian real? c. Betv.. I hursday and Friday, dhi dollar app ciatc or EL prcciarc against the Indian rupee? 2 3. 4. If $1 equals 31 rubles, what does I ruble equal? in