Exam

ISEE Upper Level

Section

Difficulty

Mathematics Achievement

Identifying an Irrational Number

Easy Number Operations Irrational Numbers

Consider the following numbers:

1. $rac{3}{4}$

2. $2.5$

3. $rac{ ext{√3}}{3}$

4. $ ext{√5}$

Which of these numbers is an irrational number?

A

1. $rac{3}{4}$

B

2. $2.5$

C

3. $rac{ ext{√3}}{3}$

D

4. $ ext{√5}$

Hint

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