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Math 8 LG 8 Practice Quiz #2


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

 1. 
Write a multiplication expression for (-14) + (-14) + (-14) + (-14) + (-14).
a.
mc001-1.jpg
b.
mc001-2.jpg
c.
-70
d.
+70
 

 2. 
Find the product mc002-1.jpg. Use a number line if necessary.
a.
-45
b.
+45
c.
+14
d.
–4
 

 3. 
Find the product of -4 and -7.
a.
-11
b.
-28
c.
+28
d.
+11
 

 4. 
Find the product of -10 and +3.
a.
+13
b.
+30
c.
-7
d.
-30
 

 5. 
Replace mc005-1.jpg with an integer to make the equation true.
(+30) ´ mc005-2.jpg = -150
a.
+5
b.
-5
c.
-120
d.
+120
 

 6. 
Find this product. mc006-1.jpg
a.
–13
b.
–17
c.
–15
d.
+25
 

 7. 
Find this product. mc007-1.jpg
a.
-120
b.
+120
c.
+23
d.
-23
 

 8. 
A deep-sea diver must descend and ascend in short steps to equalize pressure on his body.
Suppose a diver started at 27 m below the water surface and rose in 5 steps of 5 m each.
Use an integer to describe his new position in relation to the water surface.
a.
-2 m
b.
+2 m
c.
+25 m
d.
-25 m
 

 9. 
Which of these products are negative?
i)      mc009-1.jpg 
ii)      mc009-2.jpg
iii)      mc009-3.jpg 
iv)      mc009-4.jpg
a.
i and iv
b.
ii, iii, and iv
c.
ii and iv
d.
ii and iii
 

 10. 
Write the integer division modelled by this number line.
mc010-1.jpg
a.
mc010-2.jpg
c.
mc010-4.jpg
b.
mc010-3.jpg
d.
mc010-5.jpg
 

 11. 
Which quotients are positive?
i)      mc011-1.jpg  
ii)      mc011-2.jpg 
iii)      mc011-3.jpg  
iv)      mc011-4.jpg
a.
ii and iii
b.
i and iii
c.
ii and iv
d.
i, iii, and iv
 

 12. 
Start at 0 on the number line. Move 2 units left each time until you reach -10.
How many moves did you make?
a.
10
b.
8
c.
2
d.
5
 

 13. 
Find this quotient. (–156) ¸ (+12)
a.
–13
b.
–12
c.
–15
d.
–8
 

 14. 
Divide. mc014-1.jpg
a.
–58
b.
–30
c.
+30
d.
+58
 

 15. 
Evaluate. mc015-1.jpg
a.
30
b.
–6
c.
54
d.
–30
 

Short Answer
 

 16. 
Which products are negative?
a)      sa016-1.jpg
b)      sa016-2.jpg
c)      sa016-3.jpg
d)      sa016-4.jpg
 

 17. 
sa017-1.jpg
I have 10 sets of 8 black tiles. What integer do these tiles represent?
 

 18. 
What integer should you multiply -6 by to get +36?
 

 19. 
Replace sa019-1.jpg with an integer to make the equation true.
sa019-2.jpg ´ (+12) = -48
 

 20. 
Replace sa020-1.jpg with an integer to make the equation true.
(-7) ´ sa020-2.jpg = +35
 

 21. 
Write the next 3 terms in this pattern. Then write a pattern rule.
–3, +9, –27, +81, ...
 

 22. 
Evaluate. sa022-1.jpg
 

 23. 
Use the integers in this box. Write the division expressions that have a positive integer quotient.
sa023-1.jpg
 

 24. 
Use the integers in this box. Write the division expressions that have a negative integer quotient.
sa024-1.jpg
 

 25. 
Which resulting integer is greater?
sa025-1.jpg or sa025-2.jpg?
 

 26. 
State which operation you do first.
a)      sa026-1.jpg
b)      sa026-2.jpg
 

 27. 
Evaluate. sa027-1.jpg
 

 28. 
Evaluate. sa028-1.jpg
 

 29. 
Evaluate. sa029-1.jpg
 

 30. 
Evaluate. sa030-1.jpg
 

Problem
 

 31. 
Evaluate. Show your steps.
pr031-1.jpg
 

 32. 
Noreen borrowed $9 every week. She now owes $72.
For how many weeks did she borrow money?
a)      Write this problem as a division expression using integers.
b)      Solve the problem.
Explain your work.
 

 33. 
Add brackets to make each statement true.
pr033-1.jpg
pr033-2.jpg
pr033-3.jpg
 

 34. 
Find 2 integers that make this statement true. Give at least 2 answers.
(+144) ¸ pr034-1.jpg ¸ pr034-2.jpg = -1
 

 35. 
In a darts game, Jamie and Corinne each threw 10 darts.
Jamie had three (+6) scores, four (+7) scores, and three (-8) scores.
Corinne had five (+6) scores, two (+7) scores, and three (-8) scores.
a)      What were the final scores for Jamie and Corinne? Show your work.
b)      If the winner was the one with the greater score, who won?
 



 
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