Question

16. Rajan goes to his friend's house by bus and then they both go to the office in his friend's car. In all,
Rajan travelled 40 km. The bus travelled at a speed of 20 km/h and the car at 60 km/h. He travelled
for 1 hour to reach his office. Find the distance between the friend's house and Rajan's house, and
also the distance between the office and the friend's house,
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Answer 1

simple but confusing...i need to explain this better