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That's So Irrational! (Test Part 2)

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

Which of the following numbers is a prime number?
a.
3
c.
12
b.
15
d.
25
 

 2. 

Which of the following numbers is a composite number?
a.
17
c.
48
b.
43
d.
67
 

 3. 

Which of the following has a square root that is a whole number?
a.
12
c.
91
b.
144
d.
19
 

 4. 

Which of the following has a square root that is a whole number?
a.
181
c.
323
b.
257
d.
256
 

 5. 

What is the square root of 49?
a.
3
c.
7
b.
4
d.
6
 

 6. 

What is 11 X 63?
a.
956
c.
693
b.
695
d.
1211
 

 7. 

The square root of 17 is closest to which of the following?
a.
2
c.
4
b.
3
d.
5
 

 8. 

The square root of 87 is closest to which of the following?
a.
2
c.
6
b.
9
d.
8
 

 9. 

The square root of 56 is closest to which of the following?
a.
7
c.
11
b.
9
d.
3
 

 10. 

rational_2_files/i0110000.jpg lies between _____ and _____?
a.
rational_2_files/i0110001.jpg  and rational_2_files/i0110002.jpg
c.
rational_2_files/i0110003.jpg  and rational_2_files/i0110004.jpg
b.
rational_2_files/i0110005.jpg  and rational_2_files/i0110006.jpg
d.
rational_2_files/i0110007.jpg  and rational_2_files/i0110008.jpg
 

 11. 

A Prime Number is a number...
a.
that has only one factor
b.
that has only two factors
 

 12. 

Mr. Sarkar’s wonderful classroom has the dimensions 20m by 13m.  Would the area of the classroom be a prime number?
a.
Yes
b.
No
 

 13. 

What divisibility rules can help you find the factors of a number?
a.
Numbers ending in 0 and 5 are divisible by 5
c.
Numbers ending in 0 are divisible by 10
b.
Even numbers are divisible by 2
d.
All of the above.
 

 14. 

What is a “power”?
a.
A rational number and an exponent
c.
A number that, when multiplied by itself, shows its “power”.
b.
A numerical expression that shows repeated multiplication
d.
Something that Mr. Sarkar only has.
 

 15. 

What is 4 cubed?
a.
rational_2_files/i0160000.jpg
c.
400 000
b.
4 X 4 X 4
d.
158
 

 16. 

An example of an irrational number would be...
a.
rational_2_files/i0170000.jpg
c.
rational_2_files/i0170001.jpg
b.
rational_2_files/i0170002.jpg
d.
rational_2_files/i0170003.jpg
 

 17. 

Which is the correct prime factorization of the number 300?
a.
rational_2_files/i0180000.jpg
c.
rational_2_files/i0180001.jpg
b.
rational_2_files/i0180002.jpg
d.
rational_2_files/i0180003.jpg
 



 
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