Question

A chemist is raising the temperature of a liquid. The temperature is now -8.4 degrees Celsius and is increasing by 1.4 degrees Celsius per minute. How many minutes will it take for the temperature to reach 0 degrees Celsius?

Answer 1

Answer: It will take 6 minutes because all you need is to divide 8.4 and 1.4 (don't put the negative sign or ignore it)!

Answer 2

it will take 6 minutes, just keep adding 1.4 to -8.4 until you reach 0

Explanation: