মেনু
QB Archive Quiz Creator Graph Poll Mode View Ques Quiz Leaderboard About
থিম নির্বাচন

আপনার পছন্দের থিম বেছে নিন।

Download Address Academy - Best Offline Education App

A man travels a certain distance at a rate of 30 km /h and he returns at the rate of 40 km/h. What is his average speed?

A. 33.33 km/h
B. 34. 24 km/h
C. 35 km /h
D. 36.66 km /h
Poster Download
Join Telegram
সঠিক উত্তরঃ B. 34. 24 km/h
Explanation: