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deepaksoni
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Guru
Asked: 2021-03-16T22:28:48+05:30 In:

The speed of an express train is x km/hr and the speed of an ordinary train is 12 km/hr less than that of the express train. If the ordinary train takes one hour longer than the express train to cover a distance of 240 km, find the speed of the express train.

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This question has been taken from Book:- ML aggarwal, Avichal publication, class10th, quadratic equation in one variable, chapter 5, exercise 5.5
This is an important ques

The speed of an express train is x km/hr and the speed of an ordinary train is 12 km/hr less than that of the express train.

If the ordinary train takes one hour longer than the express train to cover a distance of 240 km, find the speed of the express train.
Question no.26 , ML Aggarwal, chapter 5, exercise 5.5, quadratic equation in one variable, ICSE board,

ml aggarwalquadratic equation in one variable
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    1. Guru

      Let the speed of express train = x km
      Then speed of the ordinary train = (x – 12) km
      Time is taken to cover 240 km by the express
      ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 5 Quadratic Equations in One Variable Ex 5.5 Q26.1
      ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 5 Quadratic Equations in One Variable Ex 5.5 Q26.2

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