Question

sudheer takes 4 hours more than Joseph to walk 24 km. If Sudheer doubles his speed, he is aheadof joseph by 2 hours. Find their speeds in the first case
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Answer 1

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Answer:

The speed of Sudha is 2 km/hr and speed of Jiya is 3 km/hr.

Step-by-step explanation:

Given : Sudha takes 4 hours more than Jiya to walk 24 km. If Sudha doubles her speed she is ahead of Hits by 2hours .

To find : Their speed?

Solution :

Relation between speed , distance and time is

Distance covered = 24 km

Let the speed of Sudha is x km/hr.

Let the speed of Jiya is y km/hr.

So, time taken by Sudha is

Time taken by Jiya is

→ Sudha takes 4 hours more than Jiya to walk 24 km.

Equation form is

→ If Sudha doubles her speed she is ahead of Hits by 2 hours .

Equation form is

Add equation [1] and [2]

Put in equation [2]

Therefore, The speed of Sudha is 2 km/hr and speed of Jiya is 3 km/hr.