Question 2 2 pts
(08.03)
A teacher gave her class two exams; 60% of the class passed the second exam, but only
48% of the class passed both exams. What percent of those who passed the second exam
also passed the first exam?
30%
80%
12%
48%

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3