Question

Ek railgadi 480 kilometre ki Duri Saman chaal se Tay karti hai ya desh ki Chaal 8 kilometre Prati Ghanta kam hoti hai to vah Usi Duri ko Tay karne mein Teen Ghante dekh Leti Hai Hamen railgadi ki Chaal gyat karne hai​

Answer 1

Answer:

can I keep with correct spellings

Answer 2

Step-by-step explanation:

let speed of train =x

time taken= 480/x

after decrease the speed=480/x-8

480/x+480/x-8=3

480(x-8) +480(x)/x(x-8)=3

480x-3840+480x=3x(x-8)

solves this equation and find out your answer