In a survey, 12% of people have no pets,
44% of the people have 1 pet, 16% of the
people have...
Mathematics, 19.05.2021 06:30 guccim5971
In a survey, 12% of people have no pets,
44% of the people have 1 pet, 16% of the
people have 2 pets, and 28% have 3 or
more pets. If 126 people have 2 or fewer
pets, how many people were in the
survey?
Answers: 1
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If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).
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