Question

the speed of bike is X km per hour if the speed is increased by 3 km per hour find out time taken to cover 50 km by bike
pls full step by step will be marked as brainliest ​

Answer 1

Answer:

X=20 km/hr

Step-by-step explanation:

Let the speed of bike be x km \hr

Then time taken in 200 km =

x

200

hr

If speed increased 5 km\hr then speed is x+5 km\hr

Then time taken in 200 km with speed (x+5) km\hr =

x+5

200

hr

∴

x

200

−

x+5

200

=2⇒x=20 km\hr