Mathematics, 20.01.2021 01:00, Kittylover65
Two fourth grade classes at Valley Elementary School were asked to choose their favorite core subject. The results are shown in the two-way frequency table below. Favorite Core Subject Math Grammar History Science Total Mr. Allen's Class 3 10 7 15 35 Mrs. Jackson's Class 10 5 10 5 30 Total 13 15 17 20 65 What percentage of students in Mr. Allen's class chose math as their favorite subject? A. 20% B. 4.62% C. 23.08% D. 8.57%
Answers: 2
Mathematics, 21.06.2019 16:50, Kianna000
Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.
Answers: 3
Mathematics, 22.06.2019 02:30, chelsearodi3985
Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using โorโ instead of โand.โ -the student is completely incorrect because there is no solution to this inequality.
Answers: 2
Two fourth grade classes at Valley Elementary School were asked to choose their favorite core subjec...
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