Question

A small ant climbs 5cm in 1 min and slips down 3cm .how much time it will take to climb to 6cm

Answer 1

the ant climbs one cm in 12 seconds (1/5 of a minute)

after the 1st minute , the ant is at 2 cm (5 cm up , 3 cm slip)
... from there , the ant climbs 4 cm to the 6 cm level

so, how long did it take?

Answer 2

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