Math Review 8th Grade Unit Test

Solve for x
l 5x l = 40

• x = 8 and x =-8
• x = 35 and x = -35
• Only x = 8
• No Solution

Solve for x
l 2x−1 l = 9

• x = 5 and x =-4
• x = 5 and x = -5
• Only x = 5
• No Solution

Solve for x
l 2x−1 l +4 = 8 

• x = 2.5 and x = -1.5
• x = 2 and x = -1
• x = -2 and x = 9
• No Solution

Solve for x
l x−6 l + 4= 10

• x = 12 and x = 0
• x = 3 and x = -3
• x = -12 and x = 0
• No Solution

Original: $350

New: $400

• 14% increase

• 25% increase

• 50% increase

• .14% increase

Tags

CCSS.6.RP.A.3C

Find the percent of change.

From 24 teachers to 30 teachers.

• 25% decrease

• 25% increase

• 20% decrease

• 20% increase

Tags

CCSS.6.RP.A.3C

Lacey bought a new purse that originally cost $25 and is on sale for $15. Find the percent of change in the price in the purse.

• Decrease of 40%
• Decrease of 10%
• Decrease of 30%
• Decrease of 20%

Tags

CCSS.6.RP.A.3C

Ralph buys a computer for $675. The sales tax rate is 6%. How much total did Ralph pay for the computer?

• 40.50
• 715.50
• 6.00
• 634.50

Tags

CCSS.6.RP.A.3C

Kimberly's family has a dinner bill of $26 and wants to leave a 15% tip for their server. How much TIP are they leaving?

• 29.90
• 39.00
• 4.00
• 3.90

Tags

CCSS.6.RP.A.3C

Dan made 85% of his free throws. If he took 45 shots, how many did he make?

• 40 shots
• 85 shots
• 7 shots
• 38 shots

Tags

CCSS.6.RP.A.3C