a. A patient with hyperthermia has a temperature of $106^{\circ} \mathrm{F}$. What does this read on a Celsius thermometer?
b. Because high fevers can cause convulsions in children, the doctor needs to be called if the child's temperature goes over $40.0^{\circ} \mathrm{C}$. Should the doctor be called if a child has a temperature of $103^{\circ} \mathrm{F} ?$