Real Number Unit

Convert to a decimal

• 1.5

• 10.5

• 5.5

• 11.5

Convert 0.444... to a fraction.

• 4/10

• 4.4/99

• 4/9

• 2/5

Is 8.27 rational or irrational?

• Rational

• Irrational

• Both

• None of the above

Which of the following contains only rational numbers?

• 2.5, .764567..., 1/2, √27

• π, √4, √16, 7.7

• 6.7, 4.45, -3, 

• 5, -4.5, √13, √-9

Convert 0.35 to a fraction.

• 35/99

• 7/20

• 3.5/100

• 3/5

• A. Real, rational, integer
• B. Real, rational
• C. Irrational, integer
• D. Real, irrational

• A. His estimate is correct; it should be halfway between 11 and 12.
• B. His estimate is incorrect; it should be closer to 11 than 12.
• C. His estimate is incorrect; it should be closer to 12 than 11.
• D. His estimate is incorrect; it should be slightly above 12.

• A. Point A
• B. Point B
• C. Point C
• D. Point D
• E. Point E

• 
• 
• 
• 

4b. Convert the following value into scientific notation.

• 
• 
• 
•