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Solution - Algebraic Methods of Solving a Pair of Linear Equations - Cross - Multiplication Method

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Question

A train travels at a certain average speed for a distance of 54 km and then travels a distance of 63 km at an average speed of 6 km/h more than the first speed. If it takes 3 hours to complete the total journey, what is its first speed?

Solution

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Reference Material

Solution for concept: Algebraic Methods of Solving a Pair of Linear Equations - Cross - Multiplication Method. For the courses CBSE, SSC (English Medium)
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