9514 1404 393
Explanation:
A)
Let t and f represent the numbers of two-point and four-point questions, respectively.
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B) The number of points for each type of question is the product of the point-value per question and the number of questions of that type.
2t + 4f = 100 . . . . . the test is worth 100 points
t + f = 40 . . . . . . . . there are 40 questions on the test
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<em>Additional comment</em>
The test will have 30 two-point questions and 10 four-point questions.
Answer:
dont worry if people report you for a answer that is not right lol trust me i know
Step-by-step explanation:
There are three students. The student in front has 2 students behind them, the student in the back has 2 students in front of them, and there is a student in the middle.
Answer:
a=(d-c)/b
Step-by-step explanation:
Subtract c from both sides:
ab+c−c=d−c
∴ab=d−c
Divide both sides by b
ab/b=d−c/b
so the answer is... a=(d-c)/b
