two cars are moving in same direction with a speed of 30km/h . they are sapereted by a distance of 5 km . What is the speed of car moving in opposite direction if it meet the two cars at an interval of 4 min ? options - a.60km/h. b.5 om/h. c.45km/h
rishi985re:
please don't angry
Answers
Answered by
3
let the speed of car moving in opposite direction be v
distance =5km
velocities are added when objects are moving in opposite directions
so,
v=d/t
30+v=5/4/60
30+v=5×60/4
v=75-30
v=45
Similar questions
Math,
6 months ago
Math,
6 months ago
Science,
11 months ago
Science,
11 months ago
Social Sciences,
1 year ago