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madisonwr
30.08.2019 •
Mathematics
Elizabeth can type 275 words in 5 minutes. the number if words she types, w, is directly proportional to the length of time she takes to type, t minutes.
a) find the constant of proportionality
b) write an equation that relates w and t
c) how many minutes will it take her to type a 935-word document?
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Ответ:
b) 55t=w
c) It will take elizabeth seventeen minutes.
Ответ:
7/5.6 = 1.25
So 5.6 cups of milk is the answer