10. Ms. Snow decides to give a test worth 90 points and contains 25 questions. Multiple-choice questions are worth 3 points and word problems are worth 4 points. How each type of question is on the test? many of
10. Ms. Snow decides to give a test worth 90 points and contains 25 questions. Multiple-choice questions are worth 3 points and word problems are worth 4 points. How each type of question is on the test? many of
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.1: Counting
Problem 20E
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Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
Linear Functions
A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
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I don’t know how to solve this.
Expert Solution
Step 1
Let,
x be no of Multiple choice questions
y be no of word problems
Given,
x+y=25
3x+4y=90
x=?
y=?
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