Unit 2 General Math Revision

Question #2

Arthur has $19,500 to invest, and wishes to gain $8,000 in interest over eleven years. Approximately what is the minimum simple interest rate that Arthur needs to achieve his goal?

A. 2.64%

B.3.04%

C. 3.72%

D. 4.51%

• A

• B

• C

• D

Question #4

If you invest $8,600 at a 3.95% simple annual interest rate, approximately how long will it take for you to earn a total of $21,000 in interest?

A. 25 years

B. 36 years

C. 45 years

D. 61 years

• A

• B

• C

• D

You deposit $1500 into an account that pays an interest rate of 4% compounded annually.

What is the worth of your investment after five years?

Sarah invested $150 into a bank. The bank will pay 8% interest, compounded annually. How much interest did Sarah gain in 3 years?

Select the sequence generated by this recurrence relation

• 3, 7, 11, 15, ...

• 1, 5, 9, 13, ...

• 4, 7, 10, 13, ...

• 7, 11, 15, 19, ...

2, 6, 18, 54, ....

What is the common ratio r?

• 4

• 12

• 36

• 3

This sequence is a(n)...

• Arithmetic Sequence with a common difference of 5

• Arithmetic Sequence with a common ratio of 5

• Geometric Sequence with a common difference of 5

• Geometric Sequence with a common ratio of 5

Is this diagram correctly labelled?

• Yes

• No

What is the degree of Vertex A?

• 2

• 3

• 4

• 5

Which of the following statements are TRUE about a minimal spanning tree?

• Each branch has a weight.

• Contains no cycles.

• All vertices are connected.

• The path results in the minimum total weight.