12. A train 120 metres long passes an electric pole in 12
seconds and another train of same length traveling in
opposite direction in 8 seconds. The speed of the second
train is

Answer Posted / shohil sethia

The question hasn't asked about crossing of trains ,That part is not required ,its just given for confusing.
you just have to concentrate on the second part.
That is time taken to cross the pole by the second train and length which is equal of both train.
therefore answer is,
speed=120/8
i.e 15 m/s.

Is This Answer Correct ?    5 Yes 11 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

i need icet solved papers 2000 to 20010,and also mock papers,mock online

1853


4^^61 + 4^^62 + 4^^63 + 4^^64 . this sum is divisible by which of the following ?

1033


The ratio of cost price to the market price of an article is 4: 5. What is the profit percentage if the ratio of the profit percentage on selling the article to the discount allowed on it is 5: 4?

685


Find the next letter in the series c,o,m,p,u,t,e--

717


If the data is for 10 bogies and for every 2 bogies added speed decreases by 5% what will be the speed after 5 hrs.

1159






There are two candles with different thickness, but are of equal length. The thicker one lasts of six hours and the thinner candle last for 2 hours less than the thicker one. Suresh lights the two candles at the same time. When he went to bed he saw the thicker one is twice the length of the thinner one. For how long did Suresh light the two candles.

687


What is the angle of degree suspended when two hands of clock showing the time 2.30.

860


There are 3 societies A,B,C having some tractors each. A Gives B and C as many tractors as they already have. After some days B gives A and C as many tractors as they have. After some days C gives A and B as many tractors as they have. Finally each has 24 tractors.what is the original No.of tractors each had in the beginning?

975


consider expression 'ab' . what happens when 'a' is divided by 'c' &'b' is multiplied by 'c'.

830


A worker pay Rs20 a day ,he works 1,1/3,2/3,1/8,3/4 in a week.What is the total amount paid to the worker.

796


Find the difference of the minimum number of numbers required to form every number from 1 to 1234 and 1 to 4321.

860


There are 600 tennis players 4% wear wrist band on one wrist Of the remaining, 25% wear wrist bands on both hands How many players don't wear a wrist band?

1365


Sum of 5 consecutive numbers is 35. How many of the numers are prime:

699


A coffee shop blends 2 kinds of coffee,putting in 2 parts of a 33p. a gm. grade to 1 part of a 24p. a gm.If the mixture is changed to 1 part of the 33p. a gm. to 2 parts of the less expensive grade,how much will the shop save in blending 100 gms.

977


A car is filled with four and half gallons of oil for full round trip. fuel is taken 1/4 gallons mor3 in going than coming. what is the fiel consumed in coming up?

1000