A train travels 360 km at a uniform speed.if the speed had been 5km/h more,it would have taken 1 hour less for the same journey. Find the speed of the train.
Share
A train travels 360 km at a uniform speed.if the speed had been 5km/h more,it would have taken 1 hour less for the same journey. Find the speed of the train.
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Verified answer
Answer:
Answer
Given distance=360 km.
Let the speed of the train be x km/hr.
Speed when increased by 5 km/hr =(x+5) km/hr
x
360
−
(x+5)
360
=1
x(x+5)
[360x+1800−360x]
=1
x
2
+5x−1800=0
x
2
+45x−40x−1800=0
x(x+45)−40(x+45)=0
(x−40)(x+45)=0
x=40,−45
The speed of the train is 40 km/hr.
Answer:
iske pehle Jo di thi woh meri sis ki hai
Step-by-step explanation:
yeh meri real pic hai