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

An emergency vehicle travels 10 miles at a speed of 50 kilometers per hour. How fast must the vehicle travel on the return trip if the round trip travail time is to be 20 minutes?

A. 75 Kmph
B. 20 Kmph
C. 45 Kmph
D. 78 Kmph
Poster Download
Join Telegram
সঠিক উত্তরঃ A. 75 Kmph
Explanation: