Scantron Practice Test 1

Which of the following is equal to

(3^-5) ÷ (3^-3) ?

• 3⁸

• 3²

• 1 ⁄ 3²

• 1 ⁄ 3⁸

Tags

CCSS.7.EE.B.3

Which of the following is equal to

5³ ⋅ 5^-2 ?

• 1 ⁄ 5

• 5

• 25

• 125

Tags

CCSS.8.EE.A.1

Which expression is equal to 8 ?

• 2^-5 ⋅ 2²

• 2⁵ ⋅ 2^-2

• 8^-3 ⋅ 8²

• 8³ ⋅ 8²

Tags

CCSS.6.EE.A.1

Solve. x³ = 20

• x = 8,000

• x = 60

• x = ±√20

• x = ∛20

Tags

CCSS.8.EE.A.2

What is the ∛27 ?

• 15.6

• 9

• 5.2

• 3

Tags

CCSS.8.EE.A.2

Ron and Maria turned in their milage records for the month of April. Ron drove a total of 4.5×10⁴ miles, and Maria drove 1.4×10⁵ miles. Approximately, how many times more miles did Maria drive than Ron?

• 30

• 20

• 3

• 9

Tags

CCSS.8.EE.A.4

The number of bacteria in a marshland is 2×10⁴. After a few hours the power of 10 for the number of bacteria is 5. Based on this information, the number of bacteria _________________.

• increased by a factor of 10

• increased by a factor of 100

• decreased by a factor of 10

• decreased by a factor of 100

Tags

CCSS.8.EE.A.3

Sarah wants to increase the distance she runs. If she wants to increase her distance at a rate of 0.5 miles per week, which graph represents this rate of increase?

• 
• 
• 
• 

Tags

CCSS.8.EE.B.5

Alice wants her cat to lose some weight. If she wants her cat to lose weight at a rate of 2 lbs per month, which graph represents this rate of loss?

• 
• 
• 
• 

Tags

CCSS.8.EE.B.5

• Tim found the slope correctly but made a mistake in writing the equation.

• Tim found the correct slope and wrote the correct equation.

• Tim made a mistake find the slope because the slope is 0-6 ⁄ 2-5 = 2.

• Time made a mistake finding the slope becaue the slope is 5-6 ⁄ 0-2 = 1⁄2.