Question

A BUS TRAVELS THE FIRST ONE - THIRD DISTANCE AT A SPEED OF 10 KM H-1 , THE NEXT ONE - THIRD DISTANCE ATA SPEED OF 20 KM H-1 AND THE NEXT ONE - THIRD DISTANCE AT A SPEED OF 30 KM H-1. WHAT IS THE AVERAGE SPEED OF THE BUS?

Answer 1

let total dist be 3x then total time is x/10+x/20+x/30 then divide 3x by total time x will cancel out and you will get your answer *please mark brainliest* hope it will help you