Mathematics, 17.07.2020 23:01, 19youngr

400 people are asked if they drink tea. 1 say Yes and 20% of the people who say Yes drink at least 3 cups each day.
a) Complete the frequency tree.
b) What fraction of the 400 people
drink at least 3 cups of tea
each day?
Give your answer in it simplest form

Answers: 3

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400 people are asked if they drink tea. 1 say Yes and 20% of the people who say Yes drink at least...