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11 March, 13:19

Gorillas and chimpanzees can learn language to communicate with humans. By 2017, a gorilla named Koko had learned 700 words. This was 50 fewer than 5 times as many as a chimp named Washoe knew a decade earlier. How many words did Washoe know?

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Answers (2)
  1. 11 March, 14:16
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    150 words

    Step-by-step explanation:

    k = 700 ... koko knows 70 words

    k = 5c - 50 ... this is 50 fewer then 5 times the chimps (c)

    5c - 50 = 700

    5c = 700 + 50

    5c = 750

    c = 750/5

    c = 150 <== = the chimp, Washoe, knew 150 words
  2. 11 March, 15:23
    0
    130

    Step-by-step explanation:

    700 - 50 = 650

    650/5 = 130
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