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Julli [10]
3 years ago
15

a test is worth 50 points.multiple choice questions are worth 1 point, and short answer questions are 3 points. If the test has

20 questions, how many multiple choise questions are there?
Mathematics
2 answers:
7nadin3 [17]3 years ago
8 0
Is there any options.
frosja888 [35]3 years ago
7 0
X = # of MC, y = # of SA

x + y = 20
x + 3y = 50

Solve the system of equations and you'll have y = 15, x = 5

So 5 MC questions
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