Question
Mrs Choo left home at 7 a.m. and drove towards the city. 156 hour later, Mr Choo left the house and drove at an average speed of 103 km/h towards the city. When Mr Choo reached his destination at 1 p.m., Mrs Choo was 14 km away from the city. Find Mrs Choo’s average speed in km/h. Express your answer in mixed number.
3 m

Click button first when a symbol is required. X

Mrs Choo left home at 7 a.m. and drove towards the city. 156 hour later, Mr Choo left the house and drove at an average speed of 103 km/h towards the city. When Mr Choo reached his destination at 1 p.m., Mrs Choo was 14 km away from the city. Find Mrs Choo’s average speed in km/h. Express your answer in mixed number.