Year 8 - collecting data

Which of the following units would be the most appropriate for measuring the length of a football field?

• mililiters
• centimeters
• meters
• kilometers

Weight - Is it classified as numerical or categorical?

• Numerical

• Categorical

Favourite animal - Is it classified as numerical or categorical?

• Numerical

• Categorical

Nationality - Is it classified as numerical or categorical?

• Numerical

• Categorical

Number of pages in a book - Is it classified as numerical or categorical?

• Numerical

• Categorical

Simplify:

3x + 2x

• 5x

• x

• 6x

• 5

Tags

CCSS.7.EE.A.1

Simplify:

2x + 1 + 7x

• 10x

• 10

• 9x + 1

• 9 + 1x

Tags

CCSS.7.EE.A.1

Combine like terms:

3x + 2x + 3y - 7y

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y

Tags

CCSS.7.EE.A.1

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Tags

CCSS.7.EE.A.1

Simplify:

2r + 2 + 5r - 2 + r

• 8r

• 8r - 4

• 12r

• 7r + 4 + r

Tags

CCSS.7.EE.A.1