2023 ACSBR EM S1 EOY P1 Q12

2023 ACSBR EM S1 EOY P1 Q12

4 marks

The temperature of a frozen chicken was \({-8^\circ\mathrm{C}}\) when it was taken from the freezer.

The frozen chicken was placed in a hot oven.

The temperature rose at a constant rate for 10 minutes.

At the end of \(10\) minutes, the temperature was \({22^\circ\mathrm{C}}\).

Find

  1. the temperature after \({6}\) minutes,[2]
  2. the time it took to reach \({0^\circ\mathrm{C}}\). Give your answer in minutes and seconds.[2]

Video Solution:

Video Solution

Video solution locked

A free account saves your progress; this video needs a course plan.

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs a course plan.

Answer:(a) \(10^\circ\mathrm{C}\) (b) \(2\text{ min}\hspace{0.5em}40\text{ s}\)

Need help? Join our E-Maths tuition for O-Level success.

Learn more