Q.201623: A person who is at a distance of 90 km wants to reach his destination in 3 hours, he covers the first half of the distance at a speed of 20 km./h, what will be his average speed for the rest of the journey? |
Maths in english, time & distance question answers in english pdf questions in english, Know About Maths online test Maths MCQS Online Coaching in english quiz book