Average speed when the distance is same = 2s1s2/(s1+s2)
where s1 and s2 are the speed with same distance travelled
therefore
=> 2*40*20/60= 26.677 kmph hence B
where s1 and s2 are the speed with same distance travelled
therefore
=> 2*40*20/60= 26.677 kmph hence B
Statistics : Posted by Paras96 • on 03 Aug 2023, 12:00 • Replies 3 • Views 176