Question

An insect climb 2 cm up a slippery rod in one second and slips down by 1 cm over the next second.how mamy second will the insect take to reach the top of the rod 15 cm high

Answer 1

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Answer 2

Answer:

27 seconds

Step-by-step explanation:

+2+(-1)=1

it will take 2 seconds to move a distance of 1 cm.

2 x 13 = 26

'climb 2 cm up a slippery rod in one second'

It will climb the last 2 cm in 1 second.

26 + 1 =27 seconds.

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