Mathematics, 29.04.2021 21:50 hjeffrey168
At a local gym, a random sample of 75 members took a survey about their favorite type of exercise.
bicycling-18 members
exercise classes- 22
running on treadmill-15
weight lifting- 20
There are 350 total gym members. What is the most reasonable estimate for the number of gym members who prefer running on the treadmill?
A-23
B-70
C-85
D-93
Answers: 3
Mathematics, 20.06.2019 18:04, jamilecalderonpalaci
Given that (x-3) is a factor of f(x)=x^3+ax^2-x-6, find a and hence the number of real roots or the equation f(x)=0
Answers: 3
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