after covering a distance of 30 km with a speed there is some defect in a train engine and therefore , its speed is reduced to 4/5 of its original speed. consequently, the train reaches its destination late by 45 minutess. had it happened after covering 18 kilometres more, the train would have reached 9 minutes earlier. find the speed of the train and the distance of journey
Asked by balachandran_ps
| 22nd Aug, 2014,
09:40: PM
Expert Answer:

Answered by Vimala Ramamurthy
| 24th Aug, 2014,
03:33: PM
Application Videos
Concept Videos
- exceeds it's bredth by 3m
- pls solve this math doubt
- A and B together can do a piece of work in n days while B alone can finish in it m days.work done by A in 1 days is
- 4/x + 3y = 14 3/x - 4y =23
- a/b + b/y = c. And. b/x + a/y = 1/c
find x and y
chapter:3
class 10 maths
- 8 men and 12 boys can finish a piece of work in 10 days, while 6 men and 8 boys can finish it in 14 days. Find the time taken by one man alone and that by one boy alone to finish the work.
- question
- 1+1
- the sum of the numerator and denominator of a fraction is 8. if 3 is added to both it's numerator as well the denominator the
- ritu can row downstream 30 km in 3 hours and upstream 5 km in 3 hours. find her speed of rowing in still water and the speed of the current
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Sign Up
Verify mobile number
Enter the OTP sent to your number
Change