Grade 7 MCA Algebra Test Questions

Which equation represents a proportional relationship?

Answer explanation

Proportional: Goes through the origin.

Which equation represents a proportional relationship?

Answer explanation

Proportional: Goes through the origin.

Which equation represents a proportional relationship?

Answer explanation

Proportional: Goes through the origin.

Which equation represents a inversely proportional relationship?

Answer explanation

Proportional = y/x

Inversely proportional xy

Which equation represents a inversely proportional relationship?

Answer explanation

Proportional = y/x

Inversely proportional xy

Which graph show a proportional relationship?

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Answer explanation

Proportional goes through the origin.

Which graphs represent proportional relationships?

Select the graphs you want to choose.

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A teacher draws a graph on the board. Which statement describes the graph?

• It models a proportional relationship because the line passes through the origin and has a changing slope.

• It models a proportional relationship because the line passes through the origin and has a constant slope.

• It does not model a proportional relationship because the line passes through the origin and has a positive slope.

• It does not model a proportional relationship because the line passes through the origin and has a negative slope.

The slope of the line that graphs a proportional relationship is 4. Graph a line that shows this proportional relationship.

Select 2 points on the coordinate grid. A line will connect the 2 points.

A 5-year-old kangaroo weighed 110 pounds. He weighed 143 pounds 10 years later. In pounds per year, what was the kangaroo’s average rate of growth during this time period?

• 1.4

• 3.0

• 3.3

• 6.6

Answer explanation

(143 - 110)/(15 - 5) = 33/10 = 3.3