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Questions and Answers
In direct variation, what happens to one variable as the other variable increases?
In direct variation, what happens to one variable as the other variable increases?
- It decreases at a constant rate
- It increases at a constant rate (correct)
- It remains unchanged
- It fluctuates randomly
What is the equation form of direct variation?
What is the equation form of direct variation?
- y = kx (correct)
- y = x + k
- y = x/k
- y = k/x
If y varies directly as x, and y = 10 when x = 5, what is the value of y when x = 8?
If y varies directly as x, and y = 10 when x = 5, what is the value of y when x = 8?
- 12.8 (correct)
- 8.2
- 16
- 5.6
