Question

$\boxed{ \boxed{ \huge{ \bold{ \pink{ \underbrace{QUESTION}}}}}}$

A man is climbing up a mountain which is inclined. He has to travel 100 km to reach the top of the mountain. Every day He climbs up 2 km forward in day time. Exhausted, he then takes rest there at night time. At night, while he is asleep, he slips down 1 km backward because the mountain is inclined. Then how many days does it take him to reach the mountain top?

$\red{ \bold{ \boxed{answer \: is \: = 99 \: days}}}$

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Full Solution /Step by step

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Answer 1

2km - 1km = 1km .

then ,

100 - 1km = 99km .

as given in question that , 1day = 1km

then

99days = 99km .

$\huge\tt{ \pink{99 \: days}}$