by BlastRoom
Writing and solving variation relationships.
#algebra_2

40 questions
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The quantity z varies jointly as x and y, and z = 36 when x = 2 and y = 3. What is z when x = 2 and y = 5?
The measurement y varies inversely as the square root of x. Which equation states this relationship, with k as the constant of variation?
The quantity y varies inversely as x, and y = 30 when x = 8. What is y when x = 10?
The graph shows y varying directly as x. What is y when x = 9?

The quantity z varies jointly as x and y, and z = 60 when x = 4 and y = 3. What is z when x = 2 and y = 7?
The quantity z varies jointly as x and y, and z = 140 when x = 4 and y = 7. What is z when x = 8 and y = 5?
The quantity y varies directly as x, and y = 15 when x = 5. What is y when x = 9?
The quantity y varies directly as x, and y = 20 when x = 2. What is y when x = 10?
The quantity y varies inversely as x, and y = 30 when x = 10. What is y when x = 15?
The graph shows y varying directly as x. What is y when x = 10?

The quantity y varies directly as x, and y = 20 when x = 4. What is y when x = 14?
The quantity z varies jointly as x and y, and z = 72 when x = 2 and y = 6. What is z when x = 2 and y = 10?
The quantity z varies jointly as x and y, and z = 72 when x = 2 and y = 6. What is z when x = 3 and y = 7?
The quantity z varies jointly as x and y, and z = 168 when x = 4 and y = 7. What is z when x = 6 and y = 9?
The graph shows y varying inversely as x. What is y when x = 10?

The quantity y varies directly as x. Which equation states this relationship, with k as the constant of variation?
The quantity y varies inversely as x, and y = 20 when x = 6. What is y when x = 20?
The measurement y varies directly as the square root of x. Which equation states this relationship, with k as the constant of variation?
The quantity y varies directly as x, and y = 24 when x = 8. What is y when x = 12?
The measurement y varies directly as the square of x. Which equation states this relationship, with k as the constant of variation?
The quantity y varies inversely as x, and y = 30 when x = 4. What is y when x = 15?
Which relationship do the pairs of values in the table show?

The quantity y varies inversely as x, and y = 6 when x = 3. What is y when x = 6?
The quantity z varies jointly as x and y. Which equation states this relationship, with k as the constant of variation?
The graph shows y varying inversely as x. What is y when x = 12?

The quantity y varies inversely as x. Which equation states this relationship, with k as the constant of variation?
The quantity z varies jointly as x and y, and z = 24 when x = 4 and y = 3. What is z when x = 6 and y = 7?
The quantity y varies directly as x, and y = 6 when x = 6. What is y when x = 14?
The quantity y varies inversely as x, and y = 15 when x = 8. What is y when x = 15?
The measurement y varies directly as the cube of x. Which equation states this relationship, with k as the constant of variation?
Which relationship do the pairs of values in the table show?

The quantity y varies directly as x, and y = 24 when x = 6. What is y when x = 7?
The quantity z varies jointly as x and y, and z = 36 when x = 2 and y = 3. What is z when x = 3 and y = 5?
The quantity y varies directly as x, and y = 30 when x = 3. What is y when x = 9?
Which relationship do the pairs of values in the table show?

The quantity y varies inversely as x, and y = 20 when x = 3. What is y when x = 6?
The measurement y varies inversely as the square of x. Which equation states this relationship, with k as the constant of variation?
The quantity y varies inversely as x, and y = 15 when x = 6. What is y when x = 10?
Which relationship do the pairs of values in the table show?

The graph shows y varying directly as x. What is y when x = 15?

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Rational Exponents
40 questions