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10. A monkey is tryảng to climb a pole measuring 15 m, which is greased. Hetries to climb 3 m and slips down 2 m every time. In how many attemptswill the monkey be able to climb 10 m of the pole? |
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Answer» The monkey climb 3m and slips down 2m each time ⇒ net gain = 3 - 2 = 1m Find the number of attempts needed to reach the 7m mark: Each attempt = 1 m gain Length of the pole = 10 m Number of attempts needed to reach the 7m mark = 7 ÷1 = 7 Find the total number of attempts needed: Number of attempts needed = 7 + 1 = 8 (the last attempt of a 3m climb made at the 7m mark will reach end of the pole) Answer; The monkey needs 8 attempts thank you mam |
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