Grade 8 Practice Test A

Front

Back

For every temperature increase of 1 degree, on average the shop sells $2.50 more ice cream.

Front

Back

Front

Does the graph shown represent a function?

Back

No, some values of x correspond to two values of y.

Front

Back

Front

The interior of a liquid soap dispenser is a sphere with a radius of 1.75 inches. In cubic inches, how much soap can it hold? Use 3.14 for π, and round your answer to the nearest hundredth.

Back

22.44 cubic inches

Front

Estimate the solution to the system of equations by graphing. What is the solution?

Back

x = 3, y = 3

Front

Is the relation shown in the arrow diagram a function?

Back

No, the input 2 has two outputs.

Front

Compare the proportional relationships and determine which store has the lowest price per pound of apples.

Back

Store B; $1.80 per pound

Front

The graph of a linear function passes through the points (2, 9) and (7, 34). What is its initial value?

Back

-1

Front

Which function has the greater rate of change?

Back

Function A, with rate of change -3/2