chey1603
03.07.2020 •
Mathematics
Which equation represents the number of test questions in the problem
below?
A test is worth 50 points. Multiple-choice questions are worth 1 point, and
short-answer questions are worth 3 points. If the test has 20 questions, how
many multiple-choice questions are there?
A. m + s = 50
B. m + 2s = 20
C. m + s = 20
D. m. s= 20
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Ответ:
Option C. is the correct choice.
Step-by-step explanation:
The system of equations for this problem will be.
m + s = 20 (total no. of questions)
1m + 3s = 50 (total no. of points)
Best Regards!
Ответ: