0 votes 0 votes A train travels 8 km in the first quarter of an hour, 6 km in the second quarter and 40 km in the third quarter. Find the average speed of train per hour over the entire journey. <a>. 72 km/h <b>. 18 km/h <c>. 77.33 km/h <d>. 78.5 km/h Nishikant kumar asked Nov 26, 2017 Nishikant kumar 461 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply G.K.T commented Nov 26, 2017 reply Follow Share I think it should be a . as 54 Km in 3/4 hr so 4*54/3 km in an hr so its 72 Km/hr 0 votes 0 votes Nishikant kumar commented Nov 26, 2017 reply Follow Share why you have written 54 km in 3/4 hr. 0 votes 0 votes Nishikant kumar commented Nov 26, 2017 reply Follow Share Oh it's ok i was not concentrating on quarter. Thank you... 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Is it option a 72 km/hr neelesh bhakt answered Nov 26, 2017 neelesh bhakt comment Share Follow See all 0 reply Please log in or register to add a comment.