Madhu and Ria are very close friends .Madhu's parents own a Maruti Alto.Ria's parents own a Toyota Liva.Both the families decide to go for a picnic to Somnath temple in Gujrat by their own cars.Madhu's car travels \(x\ km/hr\) while Ria's car travels \(5 \ km/hr\) more than Madhu's car.Madhu's car took  \(4 \ hours\) more than Ria's car in covering \(400 \ km\).
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(i) What will be the distance covered by Ria's car in \(11\ hours\)?What is the speed of Madhu's car?
 
The distance covered by Ria's car in \(11\ hours\) is \(km\)
 
The speed of Madhu's car is \(km/hr\)
 
(ii) What is the speed of Ria's car?How much time Ria took to travel \(400\ km\)?
 
The speed of Ria's car is \(km/hr\)
 
The time Ria took to travel \(400\ km\) is \(hours\)