Question:
A 50 cm long candle burns at the rate of 40 mm every 45
Last updated: 3/13/2023
![A 50 cm long candle burns at the rate of 40 mm every 45](https://media.kunduz.com/media/sug-question-candidate/20230313004559477839-4754718.jpg?h=512)
A 50 cm long candle burns at the rate of 40 mm every 45 minutes How long will the candle be after it has burned for 3 hours Please express your answer in centimetres