Thursday's warm-up

3x (y + 4)

• 3x3y + 4x

• 3xy + 4x

• 3xy + 12x

• 3x + 3y + 12

Tags

CCSS.6.NS.B.4

9 (2x + 5x)

• 90x

• 18x + 45

• 18 + 45x

• 63x

Tags

CCSS.6.EE.A.3

8(x + 5)

• 8x + 13
• 8x + 5
• 8x + 40
• 13x

Tags

CCSS.7.NS.A.1D

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A cashier at the grocery store rung up 2 customers in 8 minutes. At this rate, how many customers can he ring up in 30 minutes?

• 16 customers

• 10.5 customers

• 7.5 customers

• 14 customers

Tags

CCSS.6.RP.A.3B

Simplify 8:4

• 4:2
• 2:1
• 1:2
• 4:1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

There are 13 boys and 10 girls in the classroom.  What is the ratio of boys to girls?

• 10 to 13
• 23 to 13
• 13 to 10
• 23 to 10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What number is missing?

• 12
• 3
• 11
• 13

Tommy has a bag of LEGOS.  There are 6 yellow, 3 red, and 8 blue LEGOS.  What is the ratio in simplest form of red to yellow LEGOS?

• 1/2
• 6/3
• 2/1
• 3/6

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

0.61 + 0.7

• 1.31

• 0.68

• 0.617

• 1.41

Tags

CCSS.6.NS.B.3