The thermostat on a heater was set for $76^\circ$76°F.
Which of the following is the temperature of the thermostat closest to? Use the image of the thermometer to assist you.
$24^\circ$24°C
$10^\circ$10°C
$39^\circ$39°C
Convert $25^\circ$25°C to Fahrenheit.
Convert $86^\circ$86°F to Celsius.
Convert $-15^\circ$−15°F to Celsius.
Give your answer to the nearest tenth of a degree.