7th grade Math Review

What is the definition of a variable?

• A letter or symbol that represents an unknown quantity

• The little number or letter used to raise to a power

• The number in front of a variable

• The number with no variable

Tags

CCSS.6.EE.A.2B

Which of the following is a unit rate

• 56 miles in 2 minutes
• $4.59 for 3 pounds
• $10 per student
• $30 for 15 minutes

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Solve for x

• x=6
• x =1/6
• x = 7
• x=9

Tags

CCSS.7.RP.A.2B

Pat needs 14 sticks of pepperoni to make 28 pizzas.  How many sticks of pepperoni are needed to make 36 pizzas?  

• 15 pizzas
• 252 sticks
• 18 sticks
• 18 pizzas

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the absolute value?

• The opposite of a number.

• The number that when added together equals 0.

• The distance a number is from zero.

• The number that when added together equals 1.

Tags

CCSS.6.NS.C.7C

-5 - (- 3)

• -8
• 8
• -2
• 15

Tags

CCSS.7.NS.A.1C

-32/8

• -4
• -5
• 4
• 24

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

−x²+2−1+6x²−4x²

• x ²  -1
• x² +1
• 3x² +1
• x ²+3

Tags

CCSS.6.EE.A.3

Simplify the expression:
6 + 2(7x - 3) 

• 12 + 7x
• 14x
• 8x + 6
• 9 + 7x

Tags

CCSS.6.EE.A.3

How much tip should you leave if you want to tip 23% at Applebee's on a $27.31 bill?

• $6.28
• $33.59
• $21.03

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3