Calculations and Order

The following are inequality symbols, except...

• >

• <

• =

• ≠

What is the meaning of this symbol?

≤

• less than or equal to

• greater than or equal to

• less than

• greater than

How do you read this inequality statement?

x ≥ 3

• x is greater than three

• x is equal to three

• x is less than or equal three

• x is greater than or equal three

0 < x ≤ 5

From that statement, what numbers can x possibly be?

• 0, 1, 2, 3

• 1, 2, 3, 4, 5

• 0, 1, 2, 3, 4

• 0, 1, 2, 3, 4, 5

• <

• >

• =

• ≥

• True

• False

The number line translated into an inequality statement becomes...

• x < 3

• x ≤ 3

• x > 4

• x ≥ 4

The following numbers are the possibility of numbers stated on the inequality, except....

• 30

• 24

• 23

• 70

The maximum capacity of an athletics stadium is 20 000 people.

Which one is the correct inequality statement for the above condition?

• Stadium capacity ≤ 20 000 people

• Stadium capacity > 20 000 people

• Stadium capacity > 20 000 people

• Stadium capacity ≥ 20 000 people

In a class the tallest student is 180 cm and the shortest is 135 cm.

Which one is the correct inequality statement for the above condition?

• 135 cm < Students Height < 180 cm

• 135 cm ≤ Students Height ≤ 180 cm

• 135 cm ≥ Students Height ≥ 180 cm

• 135 cm > Students Height > 180 cm