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deepaksoni
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Asked: 2021-03-16T22:45:50+05:30 In:

A car covers a distance of 400 km at a certain speed. Had the speed been 12 km/h more, the time taken for the journey would have been 1 hour 40 minutes less. Find the original speed of the car.

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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
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A car covers a distance of 400 km at a certain speed. Had the speed been 12 km/h more, the time taken for the journey would have been 1 hour 40 minutes less. Find the original speed of the car.
Question no.27 , 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

      Solution:
      Let the original speed of the car = x km/h.
      Distance covered = 400 km
      ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 5 Quadratic Equations in One Variable Ex 5.5 Q27.1

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