Question

A train covered a certain distance at uniform speed.If the train would have been 6km/hr faster,it would have taken 4 hours less than the scheduled time and if the train was slower by 6km/hr , it would have taken 6 hours more than the scheduled time.Find the length of the journey .Fastest and clear answer will be marked as brainliest!!!

Answer 1

Answer:

Step-by-step explanation:

No of bricks required =area of wall/area of bricks=800cm×540cm×33×10/25×105×6

=9051.42857 ANS