Year 8 Unit 1 Quiz

What is a rational number ?

• A rational number  is a number that cannot be written as a fraction.
• A rational number is a number that can be written as a fraction.
• A rational number cannot be a repeating  decimal.

What type of number is π ?

• Rational
• Irrational

√25

• Rational
• Irrational

√7

• Rational 
• Irrational

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6

• 5.6
• 5.9
• 5.3
• 8

• 5 and 6
• 6 and 7
• 7 and 8
• 8 and 9

• 6.32

• 6.31

• 6.30

Level 3: Which point best represents √47?

• A

• D

• E

• F

Level 2

Identify the letter that best estimates the following square root on the following number line.

√156

• d

• b

• c

• e