The table gives the temperature (in °F) in five cities at 6 a.m. on the same day. Use the table to answer the questions. City Buffalo Phoenix Memphis Houston Fairbanks Temperature (°F) -13 83 45 64 -24 (a) How much higher was the 6 a.m. temperature in Houston than in Buffalo? °F higher (b) By noon, the temperature in Buffalo had risen by 19 °F. What was the temperature there at noon? °F​