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Dhruvee from LWST, Thane
Subject :IGK    Class : Class 4

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hiren sakhiya from Nirma vidhyavihar, bagasara
Subject :IGK    Class : Class 7

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A Venkata Sai Pranav from Podar International School, Bhusawal
Subject :Rea    Class : Class 5

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A Venkata Sai Pranav from Podar International School, Bhusawal
Subject :Rea    Class : Class 5

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Arun from SOT, chennai
Subject :IGK    Class : Class 7

Read the statements given below. Which of the following statement(s) is/are required to find the speed of the train?
(i) The train crosses a tree in 13 seconds.
(ii) The train crosses a platform of length 250 metres in 27 seconds.
(iii) The train crosses another train running in the same direction in 32 seconds.

AOnly (i) and (ii)
BOnly (ii) and (iii)
COnly (iii)
DNone of these


We can find it only with option 2. As Speed = Distance travelled / Time taken

Ans 1:

Arun from SOT, chennai
Class : Class 6

Ans 2:

Arun from SOT, chennai
Class : Class 6
Only ii

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Arun from SOT, chennai
Subject :IGK    Class : Class 7

Ans 1:

Arun from SOT, chennai
Class : Class 6

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Advitiya Bhattacharya from Holycross School , Agartala
Subject :IGK    Class : Class 3

Ans 1:

Advitiya Bhattacharya from Holycross School , Agartala
Class : Class 4
its not mary kom

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Akhil from Guru Gobind Singh public school , Madahar kalan Muktsar
Subject :Sam    Class : Class 1

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Abhinav Acharya from Kendriya Vidyalaya 1 Salt Lake, Kolkata
Subject :IGK    Class : Class 7

Ans 1:

Abhinav Acharya from Kendriya Vidyalaya 1 Salt Lake, Kolkata
Class : Class 8
GOOD QUESTION

Ans 2:

Abhinav Acharya from Kendriya Vidyalaya 1 Salt Lake, Kolkata
Class : Class 8

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Dhruv Babbar from Lotus valley international school Gurugram , Gurugram
Subject :IGK    Class : Class 5

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