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Math 11 Pre-Calculus LG 17 Practice Unit Test #4



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

 1. 

Determine the future value of a simple interest investment where 3% interest paid quarterly for 3 years on $700.
A.
$763.00
B.
$728.00
C.
$742.00
D.
$805.00
 

 2. 

Which investment will earn the most interest?
A. $200 invested for 4 years at a compound interest rate of 2%
B. $300 invested for 3 years at a simple interest rate of 2%
C. $250 invested for 2 years at a compound interest rate of 2%
D. $200 invested for 4 years at a simple interest rate of 2%
A.
Option A
B.
Option B
C.
Option C
D.
Option D
 

 3. 

Determine the future value and the total interest earned for the investment.

Principal (P) ($)
Compound Interest Rate per Annum (%)

Compounding Frequency


Term
9000
2.25
semi-annually
3 years
A.
$9728.91; $728.91
B.
$9696.45; $696.45
C.
$9626.65; $625.65
D.
$9624.84; $624.84
 

 4. 

A $700 investment earns $37.63 in interest in 30 months. If the investment has interest compounded quarterly, determine the interest rate.
A.
1.4%
B.
1.7%
C.
2.1%
D.
2.3%
 

 5. 

A 10-year bond has an interest rate of 5.5%, compounded annually, and a future value of $1000. Determine the ratio of future value to present value.
A.
1.55
B.
1.63
C.
1.48
D.
1.71
 

 6. 

This portfolio was started 10 years ago. What is the current value of the portfolio?
• A $1200 GIC that earns 2.65%, compounded quarterly
• Monthly deposits of $250 into an account earning 1.75%, compounded monthly
A.
$35 945.21
B.
$32 578.18
C.
$33 500.69
D.
$34 321.78
 

 7. 

Carlos was approved for a mortgage to finance his new house that he purchased for $325 000. He made a down payment that was 20% of the purchase price. The mortgage is compounded semi-annually at an interest rate of 4.2%. Carlos will repay the mortgage in 25 with regular monthly payments. How much was the down payment?
A.
$65 000
B.
$260 000
C.
$13 650
D.
$32 500
 

 8. 

Catherine wants to travel to England. The trip costs $3000 and she can afford monthly payments of $150. She can finance her trip using one of her two credit cards.
• Card 1 charges 12.7%, compounded daily.
• Card 2 charges 18.1%, compounded daily, but she gets 3% cash back on all purchases.
What is the least amount of interest Catherine can pay?
A.
$473.75
B.
$300.00
C.
$391.02
D.
$563.75
 

 9. 

Joanna needs to buy textbooks for school that cost $780. She cannot afford them now but she has two different options to finance the cost.
Option A: Get a loan from her friend that must be paid back in 3 months with a $50 fee.
Option B: Use her credit card which charges 18.8%, compounded daily. She plans to make the minimum monthly payment of $10 on the debt for 3 months, then pay off the remaining debt in full.
What annual interest rate does the fee in Option A equate to if you assume the interest compounds monthly?
A.
25.1%
B.
25.6%
C.
28.2%
D.
6.4%
 

 10. 

The graphical solution to y < mc010-1.jpgx mc010-2.jpg is
A.
mc010-3.jpg
C.
mc010-5.jpg
B.
mc010-4.jpg
D.
mc010-6.jpg
 

 11. 

Which graph represents the solution to the inequality mc011-1.jpg?
A.
mc011-2.jpg
C.
mc011-4.jpg
B.
mc011-3.jpg
D.
mc011-5.jpg
 

 12. 

The solution set to the inequality mc012-1.jpg is
A.
mc012-2.jpg
C.
mc012-4.jpg
B.
mc012-3.jpg
D.
mc012-5.jpg
 

 13. 

The solution set to the inequality mc013-1.jpg is
A.
mc013-2.jpg
C.
mc013-4.jpg
B.
mc013-3.jpg
D.
mc013-5.jpg
 

 14. 

A rectangle is x centimetres wide and 2x centimetres long. If the area of the rectangle has to be between 46 cm2 and 140 cm2, what are the possible values of x?
A.
mc014-1.jpg £ x £mc014-2.jpg
C.
mc014-3.jpg £ x £ mc014-4.jpg
B.
46 £ x £ 140
D.
23 £ x £ 70
 

 15. 

Which quadratic inequality is represented by the graph shown below?
mc015-1.jpg
A.
mc015-2.jpg
C.
mc015-4.jpg
B.
mc015-3.jpg
D.
mc015-5.jpg
 

Short Answer
 

 1. 

Mahdia started this portfolio when her daughter was born.
• A $4000 bond earning 2.9%, compounded semi-annually
• Quarterly deposits of $650 into an account earning 3.25%, compounded quarterly
When her daughter turned 8, Mahdia cashed in the whole portfolio and bought a GIC earning 4.5%, compounded monthly. What will be the value of the GIC when Madhia’s daughter turns 18?
 

 2. 

Vernon wants to buy a car that costs $24 000 and he has a two different options to finance the purchase.
Option A: Finance the purchase through the dealership by making regular quarterly payments for 9 years at an interest rate of 2.5%, compounded daily.
Option B: Finance the purchase with a bank loan by making regular monthly payments for 9 years at an interest rate of 2.5%, compounded daily.
What is the total cost of the cheaper option?
 

 3. 

Jose needs a truck for his job. He can lease a truck for 4 years for $500 per month and a down payment of $5600. He can purchase a new truck for $41 000 which would be financed with a bank loan at an interest rate of 4.4%, compounded monthly, and a down payment of $6100. He would pay off this loan with regular monthly payments over 4 years. He can also rent a truck at $85 per day. What is the total cost of renting the truck?
 

 4. 

Which of the given ordered pairs belong to the solution to the inequality sa004-1.jpg? Use a graph of the inequality to show your reasoning in each case.

sa004-2.jpg

sa004-3.jpg.
 

 5. 

Graph the quadratic inequality sa005-1.jpg.
sa005-2.jpg
 



 
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