The speed of sound in air is 330 m/s.
The speed of sound in steel is 5940 m/s.
Calculate the ratio of the speed of sound in air to the speed of sound in steel. Give your answer in its simplest whole-number ratio form.
35 exam-style questions on Edexcel GCSE Physics 4.3 Sound, ultrasound and infrasound (physics only). Each one has a worked solution and a mark scheme showing where the marks go.