Question

A manufacture marks the thermometer wrongly. At 0°C it reads -10 degree, at 100°C it reads 85°C. Then the reading at 50°C will be

Answer 1

Answer:

37.5°C

Explanation:

$\frac{100-0}{85+10} = \frac{50-0}{R+10}\\\\R = 37.5^{o}C$