Reena starts climbing up 5 stairs every second and then she climbs down 2 stairs over the nxt second. How many seconds will she take to climb up 60 stairs
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Answered by
1
40 seconds...............
hope it will help u
hope it will help u
MDHIVYADHARSHINI:
how did you get the answer please explain me
Answered by
0
33 seconds.... It will be a combination of 2 arithmetic progressions
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