Introduction to Inequalities

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Class:

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Show your work for each problem.

1.
Which symbol means 'greater than'?
1. a)
2. b)
3. c)
4. d)
2.
Is the statement true or false?
1. a)True
2. b)Cannot be determined
3. c)False
4. d)Neither
3.
Fill in or :
4.
Fill in or :
5.
What does the symbol mean?
1. a)Not equal to
2. b)Less than
3. c)Greater than or equal to
4. d)Less than or equal to
6.
Which statement is TRUE?
1. a)
2. b)
3. c)
4. d)
7.
Fill in or :
8.
Is the statement true or false?
1. a)False
2. b)Only true if less than
3. c)True
4. d)Only true if equal
9.
A ride requires you to be at least 130 cm tall. Write this using for height (use >= or <=).
10.
Order from least to greatest: , , ,
11.
You have 30 euros and want to buy a book for 12 euros and a toy. What's the maximum price for the toy? Write and solve the inequality.
12.
Which value does NOT satisfy ?
1. a)
2. b)
3. c)
4. d)
13.
Write an inequality: A pool requires children to be less than 10 years old for free entry. Use for age.
14.
A speed limit sign shows 'Maximum 80 km/h'. A car is traveling at 85 km/h. Is the driver breaking the law? Explain using inequalities.
15.
Put these numbers in order from greatest to least: , , , ,
16.
Which inequality correctly represents: 'You must be at least 13 but under 18 to join the youth club'?
1. a)
2. b)
3. c)
4. d)