jhanvi

As a nightangle writ a diary entry highlighting her fears and analyzing her reasons for failures

a cyclist moves around equilateral triangle6kn/h10km/h,12km/hfind average speed?

a car moves from car A to B covering a distance of 600km/h if it covers first 400km at 80km/h and the other remaining at 100km/h .What is the average speed for entire journey

a car moves from A to B covering a distance of 1000km it covers the first 300km at 60km/h the next 400km at 80 km /h at what speed it should it cover the remaining distance so that achieve an average speed of 70km/h?