Semester 1 Review 8th Grade Math

Front

What does the point (3,15) represent on the graph?

Back

In 3 minutes 15 gallons of water were used.

Front

What is the total distance travelled during her journey if she traveled 25 km to the store and 25 km back?

Back

50 km.

Front

What is the probability of landing on blue first and then green when spinning a spinner with equal sections of blue and green?

Back

1 / 16.

Front

What is the solution to the system of equations: 2x + 3y = 24 and x - y = 3?

Back

(6, 3).

Front

How do you determine who has the greater rate of change between two people?

Back

Compare their rates of change calculated as distance/time.

Front

What is the formula for calculating the rate of change?

Back

Rate of Change = (Change in Value) / (Change in Time).

Front

If a spinner has 4 equal sections, what is the probability of landing on any one color?

Back

1 / 4.

Front

What does a coordinate point represent in a graph?

Back

It represents a specific location defined by an x (horizontal) and y (vertical) value.

Front

What is the meaning of 'no solution' in a system of equations?

Back

It means the lines represented by the equations are parallel and never intersect.

Front

How do you find the total distance traveled if given multiple segments of a journey?

Back

Add the distances of each segment together.