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Sagar Shivprasad Rajoriya from St Joseph's English High School, Buldana
Subject :IMO    Class : Class 7
An insect crawls up 5 cm every second on a vertical rod and then fall down2cm over the next second.How many seconds will it take to climb the rod?

Ans 1:

G. Priyanka from Chennai Public School, Chennai
Class : Class 8
39 seconds

Ans 2:

sayantan from cbs, Kolkata
Class : Class 8
3 times

Ans 3:

Sagar Shivprasad Rajoriya from St Joseph's English High School, Buldana
Class : Class 7
39seconds

Ans 4:

deep singh from S.S.Public School, Varanasi
Class : Class 7
39 seconds

Ans 5:

Subarno Maji from The Assembly of god church school, Purulia , Purulia
Class : Class 7
39 Sec

Ans 6:

Manas Malla from Visakha Valley School, Visakhapatnam
Class : Class 8
The time taken for going up and down = 1+1= 2 Distance travelled in 2 sec = +5-2= 3 Time taken to climb the rod = 60/3 = 20 x 2= 40

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