Solve the Problem $\frac { 9 } { 5 }$ And Add 32 to the Result

Multiple Choice

Solve the problem.
-To convert a Celsius temperature to a Fahrenheit temperature, we multiply the Celsius temperature by $\frac { 9 } { 5 }$ and add 32 to the result. A chemical must be stored at $43 ^ { \circ } \mathrm { C }$ . What is this temperature in degrees Fahrenheit? Round to the nearest tenth of a degree.

A) $13.8 ^ { \circ } \mathrm { F }$
B) $135.0 ^ { \circ } \mathrm { F }$
C) $109.4 ^ { \circ } \mathrm { F }$
D) $55.9 ^ { \circ } \mathrm { F }$