Question

12. Moving 67 of its usual speeds a
train is 10 min late. Find its usual
time to cover the journey
(1) 25 min
(2) 15 min
35 min
(4) 60 min​

Answer 1

Answer:

60 minutes..............

Answer 2

Answer:

(4) 60 min

Step-by-step explanation:

New speed = 6/7 of the usual speed.

Now, Time taken = 7/6 of the usual time.

-(Usual time) = 10 min

=> 1/6 of the usual time= 10 min

therefore usual time = 60 min