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Math 10F LG 20 Practice Final #5



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

 1. 

What is the volume of a cube with edges of length 7 m?
a.
1029 m3
b.
343 m3
c.
49 m3
d.
294 m3
 

 2. 

Which description about the number 225 is correct?
a.
perfect cube
b.
perfect square
c.
both a perfect cube and a perfect square
d.
neither a perfect cube nor a perfect square
 

 3. 

Which value of x satisfies the equation  mc003-1.jpg?
a.
–6
b.
–648
c.
–216
d.
–2
 

 4. 

Determine the value of y in the equation y = mc004-1.jpg when x = 122. Leave your answer in simplest radical form if necessary.
a.
27
b.
–3
c.
5
d.
3
 

 5. 

Express mc005-1.jpg as an equivalent mixed radical.
a.
mc005-2.jpg
b.
mc005-3.jpg
c.
mc005-4.jpg
d.
mc005-5.jpg
 

 6. 

Which expression has the largest value?
a.
mc006-1.jpg
b.
mc006-2.jpg
c.
mc006-3.jpg
d.
mc006-4.jpg
 

 7. 

Rhada’s bedroom floor has a width equal to 10x + 5 and a length equal to 5x – 7. What equation represents the area of the floor?
a.
A = 50x2 + 95x – 35
b.
A = 50x2 + 45x – 35
c.
A = 50x2 – 95x – 35
d.
A = 50x2 – 45x – 35
 

 8. 

What value of k makes the trinomial 36x2 + kx + 81 a perfect square?
a.
2916
b.
108
c.
77
d.
54
 

 9. 

What expression is equivalent to x2 – 12x + 36?
a.
(x + 6)(x + 6)
b.
(x – 6)2
c.
(x – 6)(x + 6)
d.
(x + 6)2
 

 10. 

What is the least common multiple of the terms mc010-1.jpg, mc010-2.jpg, and mc010-3.jpg?
a.
mc010-4.jpg
b.
mc010-5.jpg
c.
mc010-6.jpg
d.
mc010-7.jpg
 

 11. 

Which multiplication statement is represented by the algebra tiles below?
mc011-1.jpg
a.
mc011-2.jpg
b.
mc011-3.jpg
c.
mc011-4.jpg
d.
mc011-5.jpg
 

 12. 

Which multiplication statement is represented by the algebra tiles below?
mc012-1.jpg
a.
mc012-2.jpg
b.
mc012-3.jpg
c.
mc012-4.jpg
d.
mc012-5.jpg
 

 13. 

Use set notation to state the range of this function.

mc013-1.jpg
a.
mc013-2.jpg
b.
mc013-3.jpg
c.
mc013-4.jpg
d.
mc013-5.jpg
 

 14. 

Use set notation to state the range of this function.

mc014-1.jpg
a.
mc014-2.jpg
b.
mc014-3.jpg
c.
mc014-4.jpg
d.
mc014-5.jpg
 

 15. 

Which of the following represents the range of the relation mc015-1.jpg?
a.
mc015-2.jpg
b.
mc015-3.jpg
c.
mc015-4.jpg
d.
mc015-5.jpg
 

 16. 

Points mc016-1.jpg and mc016-2.jpg are on a line. What is the run from point D to point C?
a.
–13
b.
–12
c.
13
d.
12
 

 17. 

The rate of change of a horizontal line is
a.
positive
b.
negative
c.
undefined
d.
zero
 

 18. 

Which of the following line segment(s) have a zero slope?

mc018-1.jpg
a.
Line segments IJ, GH, and KL
b.
Line segments CD and GH
c.
Line segments EF, KL, and IJ
d.
Line segment AB
 

 19. 

Amelia invested $600 in an account that pays 10% simple interest per year. The equation representing Amelia’s investment is A = P + Prt, where A is the value of the investment, in dollars, P is the starting principle amount, in dollars, r is the interest rate written as a decimal, and t is the number of years the money is invested. How many years will pass before the investment is worth $3000?
a.
60
b.
4
c.
40
d.
50
 

 20. 

Rewrite the equation mc020-1.jpg in slope-intercept form.
a.
mc020-2.jpg
b.
mc020-3.jpg
c.
mc020-4.jpg
d.
mc020-5.jpg
 

 21. 

Identify the y-intercept of the relation represented by the equation mc021-1.jpg.
a.
mc021-2.jpg
b.
mc021-3.jpg
c.
mc021-4.jpg
d.
mc021-5.jpg
 

 22. 

Points Cmc022-1.jpg and Dmc022-2.jpgare on a line. What is the run from point C to D?
a.
4
b.
–4
c.
–9
d.
9
 

 23. 

The equation of line A is mc023-1.jpg.
The equation of line B is mc023-2.jpg.
The equation of line C is mc023-3.jpg.
The equation of line D is mc023-4.jpg.

Which lines are parallel to line A?
a.
line C
b.
line C and line D
c.
line B and line D
d.
line B
 

 24. 

Points Gmc024-1.jpg and Hmc024-2.jpg are on a line. Which equation represents a line that is parallel to this line?
a.
mc024-3.jpg
b.
mc024-4.jpg mc024-5.jpgx + 3
c.
mc024-6.jpg mc024-7.jpgx – 9
d.
mc024-8.jpg
 
 
Answer the following questions using the information from the scenario below.

Ava is looking at banquet halls for her parents’ anniversary party. Moonlight Hall charges a fixed cost of $1100 plus $75 per guest. Riverside Hall charges $950 plus $100 per guest. Let C represent the total cost, in dollars, and let n represent the number of guests.
 

 25. 

Identify the system of linear equations that represents this situation.
a.
Moonlight: C = 1100 – 75n
Riverside: C = 950 – 100n
b.
Moonlight: C = 100n + 950
Riverside: C = 75n + 1100
c.
Moonlight: C = 75n + 1100
Riverside: C = 100n + 950
d.
Moonlight: C = 1100n + 75
Riverside: C = 950n + 100
 

 26. 

Which of the following pairs of linear equations represents coincident lines?
a.
mc026-1.jpg
b.
mc026-2.jpg
c.
mc026-3.jpg
d.
mc026-4.jpg
 

 27. 

What is the x-coordinate at the point of intersecton for the the linear system mc027-1.jpg  and mc027-2.jpg?
a.
mc027-3.jpg
b.
mc027-4.jpg
c.
mc027-5.jpg
d.
mc027-6.jpg
 

 28. 

The perimeter of a rectangle is 58 m. The length is 4 m less than twice the width. What is the length of the rectangle?
a.
11 m
b.
22 m
c.
36 m
d.
18 m
 

 29. 

The total number of known moons around Planet X, Planet Y, and Planet Z. The total number of moons around Planet X and Planet Y is 4 more than the number of moons around Planet Z. Planet X has 3 moons more than twice the number of moons around Planet Y. How many moons does each planet have?
a.
Planet X has 43 moons, Planet Y has 59 moons, and Planet Z has 20 moons.
b.
Planet X has 59 moons, Planet Y has 43 moons, and Planet Z has 20 moons.
c.
Planet X has 20 moons, Planet Y has 43 moons, and Planet Z has 59 moons.
d.
Planet X has 43 moons, Planet Y has 20 moons, and Planet Z has 59 moons.
 

 30. 

In the triangle, QA = 15 cm and tan R = 1.071. What is the length of the hypotenuse, to the nearest tenth of a centimetre?
mc030-1.jpg
a.
29.0 cm
b.
15.0 cm
c.
14.0 cm
d.
20.5 cm
 

 31. 

A wheelchair ramp is being built for the entrance to a school. If the ramp makes an angle of 3.9° with the ground and has a vertical height of 0.58 m, determine the horizontal length of the ramp, to the nearest tenth of a metre.
a.
8.5 m
b.
5.8 m
c.
1.2 m
d.
0.9 m
 

 32. 

A ladder leans against a vertical wall and makes an angle of 80.7° with the ground. The foot of the ladder is 1.5 m from the base of the wall. Determine the length of the ladder, to the nearest tenth of a metre.
a.
9.1 m
b.
9.3 m
c.
9.2 m
d.
1.5 m
 

 33. 

What is the sine ratio of mc033-1.jpg?
mc033-2.jpg
a.
mc033-3.jpg
b.
mc033-4.jpg
c.
mc033-5.jpg
d.
mc033-6.jpg
 

 34. 

What is the value of sin 0°?
a.
–1
b.
0
c.
1
d.
undefined
 

 35. 

Determine the measure of mc035-1.jpgJ, to the nearest degree.
mc035-2.jpg
a.
59°
b.
37°
c.
31°
d.
53°
 

 36. 

On a recent 4.75-h shift a DJ earns $11.45/h plus $39.75 in tips. If 30% is deducted and transferred to a savings account to be saved towards a school trip how much money will she save from the shift?
a.
$24.81
b.
$28.24
c.
$16.79
d.
$25.67
 

 37. 

The Canada Pension Plan (CPP) rate is currently 4.95% of a person’s gross pay up to a maximum of $2593.80. If the government were to change the rate to 3.13%, what would be the difference in CPP payments for an annual salary of $40 000?
a.
$728.00 less than the original rate
b.
$691.60 more than the original rate
c.
$728.00 more than the original rate
d.
$764.40 less than the original rate
 

 38. 

Erek worked 40 h at $17.00/h. He has deductions totalling $146.95. What was Erek’s net pay?
a.
$386.10
b.
$680.00
c.
$203.95
d.
$533.05
 

 39. 

Lucas receives a pay stub from his job as an executive assistant. He is paid bi-weekly.

Earnings Statement
Employee Name: Wong, Lucas
Occupation: Athletic Trainer
Period End Date: June 18
Cheque Number: 1317

Earnings    Deductions 
DescriptionHoursRate
Amount
 Description
Amount
Regular Hours8020.50
1640.00
 Income Tax
748.02
Overtime1830.75
553.50
 EI
21.46
Overtime041.00
0.00
 CPP
64.85
Vacation Pay  
87.74
   
Gross Pay  
2281.24
 Total Deductions
834.33
     Net Pay
1446.91

What is Lucas’s gross pay for the year?
a.
$118 624.48
b.
$54 749.76
c.
$59 312.24
d.
$27 374.88
 
 
Use the pay stub to answer the following questions.

Hunter receives a pay stub from his job as an executive assistant. He is paid weekly. Due to a computer glitch some of the calculations were replaced by “ *****”.

Earnings Statement
Employee Name: Smith, Hunter
Occupation: Writer/Editor
Period End Date: March 20
Cheque Number: 1285

Earnings    Deductions 
DescriptionHoursRate
Amount
 Description
Amount
Regular Hours4019.75
*****
 Income Tax
203.99
Overtime2.529.63
*****
 EI
14.92
Overtime039.50
*****
 CPP
44.48
Vacation Pay  
34.56
   
Gross Pay  
*****
 Total Deductions
*****
     Net Pay
*****
 

 40. 

How much money did Hunter earn at double time?
a.
$829.50
b.
$0.00
c.
$74.08
d.
$859.13
 

Short Answer
 

 1. 

A telephone pole is secured with a guy wire as shown in the diagram. The guy wire makes an angle of 72° with the ground and is secured to the ground 9 m from the bottom of the pole. Determine the height of the telephone pole, to the nearest tenth of a metre.
sa001-1.jpg
 

 2. 

Owen decides to go parasailing while on vacation. The flyer advertises that the maximum height reached during the trip will be 51 m. If the parasailing cable is 92 m long, what angle will the cable make with the horizontal when Owen reaches the maximum height? Express your answer to the nearest degree.
 

 3. 

Write sa003-1.jpg in simplist form.
 

 4. 

What is the factored form of the trinomial sa004-1.jpg.
 

 5. 

Supplementary angles are angles that have a sum of 180°. If sa005-1.jpg and sa005-2.jpg are supplementary, and sa005-3.jpg is 44° greater than sa005-4.jpg, what are the values of sa005-5.jpg and sa005-6.jpg?
 

Problem
 
 
Use this information to answer the following questions.

The school parking lot is rectangular. Its area can be represented by the binomial nar003-1.jpg.
 

 1. 

Identify the greatest common factor (GCF) of the area and write expressions for the dimensions of the parking lot by fully factoring its area.
 
 
Answer the next three questions using the following information:

A flight from Montreal to London is modelled by the graph below.

Flight From Montreal to London

nar004-1.jpg
 

 2. 

What are the domain and range of the relation that models this situation?
 

 3. 

Sophia needs to mail a package to her grandmother. When she gets it weighed at the post office, she finds that the postage on the parcel is $1.10. Sophia only has nickels and dimes with her.

a) If Sophia pays only with nickels, how many would she need?
b) Identify three different combinations Sophia can use to pay with both nickels and dimes.
c) Determine the equation of the line relating the number of nickels and dimes to model this situation.
d) Do not graph this line, but determine the intercepts of the graph. What do they represent?
 

 4. 

The distance-time graph shows Emily’s distance from a video camera, where d represents her distance from the camera, in metres, and t represents time, in seconds.

pr004-1.jpg

a) Identify the d-intercept and explain what it means.
b) Identify the t-intercept and explain what it means.
c) What is the equation of the line, in general form?
 



 
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