AnswersGrade 7 MathematicsProportional Relationships

Proportional Relationships — Test Answers

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Which ordered pair would form a proportional relationship with the point graphed below?

A
open paren 10 comma negative 20 close paren
B
open paren negative 30 comma 20 close paren
C
open paren negative 10 comma 5 close paren
D
open paren 35 comma negative 20 close paren
27

Which graph represents a proportional relationship?

A
Image with description A coordinate plane. The vertical line passes through the second and third quadrants and passes through the point (negative 3 units comma 0).
B
Image with description A coordinate plane. A straight line rises from left to right begining in the third quadrant. It passes through the origin, and continues to rise in the first quadrant.
C
Image with description A coordinate plane. A curve begins in the third quadrant and rises quickly, then flattens near the origin. It rises quickly again in the first quadrant.
D
Image with description A coordinate plane. A horizontal line passes through the first and second quadrants and passes through the point (0 comma 3).
28

Which equation represents a proportional relationship that has a constant of proportionality equal to 4 fifths ?

A
y is equal to x plus 4 fifths
B
y is equal to 4 fifths x
C
x plus y is equal to 4 fifths
D
x y is equal to 4 fifths
29

Miguel babysits for 3 hours and earns $15. Which represents the unit rate?

A
$15 per hour
B
1 hour per $5
C
$1 per 5 hours
D
$5 per hour

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