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Subject :IMO    Class : Class 7

An insect crawls up 5 cm every second on a 60 cm vertical rod and then falls down 2 cm over the next second. How many seconds will it take to climb the rod?

(A) 20 seconds

(B) 40 seconds

(C) 60 seconds

(D) 30 seconds


Ans 1:

Class : Class 9
40 seconds

Ans 2:

Class : Class 7
b

Ans 3:

Class : Class 10
(b) 40 seconds

Ans 4: (Master Answer)

Class : Class 1
(B) 40 seconds

Ans 5:

Class : Class 8
40 Seconds

Ans 6:

Class : Class 7
40 seconds

Ans 7:

Class : Class 9
actually the answer is 39 seconds

Ans 8: (Master Answer)

Class : Class 1
(B) 40 seconds

Ans 9:

Class : Class 9
thanks everyone ............for the answer

Ans 10:

Class : Class 10
(b) 40 seconds

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