Mathematics, 04.09.2020 22:01, yradf57441
In a class in which the final course grade depends entirely on the average of four equally weighted 100-point tests, Lisa has scored 90, 82, and 91 on the first three. What range of scores on the fourth test will give Lisa a C for the semester (an average between 70 and 79, inclusive)? Assume that all test scores have a non-negative value. Express your answer in interval notation.
Answers: 3
Mathematics, 21.06.2019 19:00, 4presidents
The distributive property allows you to say that 3(x − 1) = 3x −
Answers: 1
Mathematics, 22.06.2019 03:00, kiki197701
Use matrices to solve this linear system: 5x1 − 2x2 = −30 2x1 − x2 = −13 x1 = x2 =
Answers: 2
Mathematics, 22.06.2019 05:00, chapmel20
Super easy just create a two way frequency table to answer my question im begging someone. a restaurant did a survey among 100 customers to find their food preferences. the customers were asked about their preferences for pasta or rice. out of the total 30 people who liked pasta, 10 liked rice also. there were 40 people who liked rice. ok so all i need is someone to fill these in: like pasta and rice: like pasta, do not like rice: do not like pasta, like rice: do not like pasta or rice:
Answers: 2
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