Math, asked by anna2912, 1 year ago

a train covers a distance of 90km at a uniform speed.Had the speed been 15km/hr more,it would have taken 30 min less for the journey. Find the orginal speed of the train

Answers

Answered by kirtan1726

2

Let the usual speed of train x km/hr

Distance covered by usual speed=90km/hr

Time taken by usual speed to cover distance

Previous Question

Next Question

Similar questions

Math, 6 months ago

If x2 + y2 = 2log(x + y), find dy/dx...

Computer Science, 6 months ago

......... is the group of two or more computer ...

Math, 6 months ago

A has ₹50 more than that B has. When B takes ₹35 from A, the money with B now becomes double than that left with A. How much money does each have originally. Plz answer fast and give good and proper instruction. And if you give any nonsense answers, i will report you.

Science, 1 year ago

can you plz answer question no . 3 mates...

Physics, 1 year ago

quotes on development of science in human life...

Math, 1 year ago

A circle touches all sides of a parallelogram. So the parallelogram must be a,................... Choose the correct alternative. (A) rectangle (B) rhombus (C) square (D) trapezium...

History, 1 year ago

Write a short note on the region of terror in France describe any five steps taken by him to consolidate his power in France...

History, 1 year ago

) Mention two non-Indian civilizations contemporary to the Indus Valley Civilization.