7th Grade Math: Post-Assessment

As a cold front moved in, the temperature dropped 3 degrees each hour for 6 hours.  What was the total temperature change after the 6 hours?

• -18 degrees
• -9 degrees
• -3 degrees
• -2 degrees

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.3

A submarine hovers at 240 meters below sea level. If it goes down 160 meters and then rises 390 meters, what is its new position?

• -310 meters

• -20 meters

• -10 meters

• 0 meters

Evaluate 6m + 2 for m = -1

• 7
• 4
• -4
• 63

Tags

CCSS.7.EE.A.1

CCSS.7.NS.A.1

CCSS.7.NS.A.3

Which expression is equivalent to the algebraic expression below?     3(–2x – 1)

• x+2
• x-1
• -6x-3
• -6x-1

Tags

CCSS.7.EE.A.1

Which is equivalent to the expression below?

6x + 2x + y + 3y

• 12xy

• 8x + 4y

• 8x + 3y

• 8(x + y)

x - 34 = -12

• x = 22
• x = -46
• x = -22
• x  = 46

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

CCSS.7.EE.B.4

What is the first step to solve this equation:
11 - 3x = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

-4x+1=21

• x=120
• x=5
• x=30
• x=-5

Tags

CCSS.7.EE.A.1

CCSS.7.EE.B.3

CCSS.7.EE.B.4

6z + 3 -4z = 9

• z = 3
• z = 60
• z = 30
• z = 1

Tags

CCSS.8.EE.C.7B

Jerome earns $200 per month plus $12 for each bike he sells at the bike shop.  This month, he wants to earn at least $400.  What is the least number of bikes that Jerome can sell to reach his goal?

• 15
• 16
• 17
• 33

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.RP.A.3