Question

1) A train p takes 2 hours less than Q for a Journey of 480 km. if the speed of a train Q is 20 km/hr less than that of train p,
find the speed of the train p and q
(Ans. p:80km)hr
q:60 km)hr

plz solve and give fast if you know then only​

Answer 1

Answer:

1234567i

Step-by-step explanation:

easy

Answer 2

Answer:

Use this sum as example

Step-by-step explanation:

160=x×4+(x+6)×4160=x×4+(x+6)×4  

=> 60=4x+4x+2460=4x+4x+24

=> 40 = x + x + 6

=> 2x + 6 = 40

=> 2x - 34

Therefore, x = 17

Hence, speeds of both the trains are 17 km/h and (17 + 6) km/h  

i.e., 17 km/h and 23 km/h.