Benchmark Review

• The graph represents a proportional relationship.

• The equation represents a proportional relationship.

• The graph has the greater unit rate.

• The equation has the greater unit rate.

• The graph and the equation have the same unit rate.

• For every temperature increase of 6 degrees, on average the shop sells $2.50 more ice cream.

• For every temperature increase of 5 degrees, on average the shop sells $2.50 more ice cream.

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

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

Write 0.27 as a fraction.

Choose the correct simplified form of each power.

Does the graph shown represent a function? Explain.

• Yes, all values of x have only one corresponding y-value.

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

• Yes, some values of x correspond to two values of y.

• No, all values of x have only one corresponding y-value.

On average, Earth is about 9.3 × 10^7 miles from the sun and Jupiter is about 4.8 × 10^8 miles from the sun. How much farther from the sun is Jupiter than Earth?

• 3.73 × 10^8 miles

• 3.87 × 10^8 miles

• 3.87 × 10^7 miles

• 4.5 × 10^1 miles

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, ad round your answer to the nearest hundredth.

Estimate the solution to the system of equations by graphing. What is the solution? Equations: y = 2x - 3, 3y - x = 6.

• (3, 3)

• (2, 1)

• (1, -1)

• (0, -3)

Is the relation shown in the arrow diagram a function? Explain.

• Yes, each input only has one output.

• Yes, each input has more than one output.

• No, the input 2 has two outputs.

• No, each input only has one output.

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

• Store B; $1.80 per pound

• Store A; $1.80 per pound

• Store B; $2.05 per pound

• Store A; $2.05 per pound