Question

8. A ladder has 10 steps. A labourer has to carry some weight to the top. He
climbs the ladder 2 steps up in one second and 1 step down in the next
second by dancing on a famous tune. In how many seconds would he reach
the top?
HOTS
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Answer 1

Answer:

9 seconds

Explanation:

I think because 2*5-5*1=5

so he climb 5 steps up at a time of 5 seconds

and next 4 seconds he climb up totally