Saxon Math C3L16 Irrational Numbers

If a real number is not rational, then it is what type of number?

Which of the following numbers are irrational?

• -3

• $\sqrt{9}$

• $\frac{9}{2}$

• $\sqrt{7}$

Which of these numbers is between 2 and 3 on the number line?

• $\sqrt{2}$

• $\sqrt{3}$

• $\sqrt{4}$

• $\sqrt{5}$

Use a calculator to find the square root of:

 $\sqrt{20}$  

Bonnie drove 108 miles in 2 hours. What was her average speed?

Before the gift was revealed, only 2/7 of the crowd guessed correctly. If there were 294 people in the crowd, how many guessed correctly before it was revealed?

Roger completed 28 of 41 math exercises during school. How many exercises are left to complete after school?

Simplify:

 $10^3$  

 $\frac{6}{7}+\frac{1}{14}$  

Compare:  $\sqrt{16}\ is\ greater\ than,\ less\ than,\ or\ equal\ to\ 7$  ?