Mix
Scale Factor
Transformations
Simple & Compound Interest
Saving for College
100

Will a triangle with side lengths of 3 cm, 4 cm and 5 cm make a right triangle?

Yes

100

How do you find scale factor?

New/Old

100

What is the new ordered pair for (0,0) if the x-value moves right 5 units and the y-value moves up 7 units?

(5,7)

100

Find the ending balance:

$45,000 for 18 months at 4% annual compound interest

$47,726.82

100

Julie is saving for her first year of college at SFA. She is planning on getting a scholarship for $8,000 for cheer. Her grandparents are giving her a gift of $8,000 and her parents are giving her $5,000. If the first year at SFA costs $22,000, how much more will Julie need to save for the first year?

$1,000

200

Find the mean absolute deviation for the set of values.


35, 42, 41, 32, 30

4.4

200

A scale factor of 1/3 is applied to the ordered pair (9,-3). What is the new ordered pair?

(3,-1)

200

What is the new ordered pair for (0,-2) if the rule (x+4,y-3) is applied?What is

(4,-5)

200

Find the interest earned:

$9,900 for 24 months at 7.8% annual simple interest

$1,544,40

200

Cannon is saving for his first year of college. He currently has $4,000 saved up. Cannon is planning on getting a baseball scholarship for $7,500. If the first year of college costs $24,000, how much more will Cannon need to save?

$12,500

300

A triangular prism has a triangle base with an area of 32 square inches and a height of 3 inches. Find the lateral surface area. 

LSA=96 square inches

300

A is located at (6,4) and A' is located at (3,2). What scale factor was used to create A'?

1/2 or 0.5

300

What is the algebraic representation for a reflection across the x-axis? 

(x,-y)  OR  (x,y) --> (x,-y)

300

Find the interest earned:

$850 for 10 years at 5% annual compound interest.

$534.56

300

The total cost of attending a state university is $19,700 for the first year.

  • A student's grandparents will pay half of this cost.

  • An athletic scholarship will pay another $5,000.

Which amount is closest to the minimum that the student will need to save every month in order to pay off the remaining cost at the end of 12 months?

$404.17

400

A hemisphere has a radius of 6.3 meters. Find the volume. Use 3.14 for pi.

523.43 meters cubed

400

Triangle ABC is located at (0,0), (2,-3) and (-4,8). A scale factor of 2.5 is applied to the triangle. What are the ordered pairs for A'B'C'?

A'(0,0)  B'(5,-7.5)  C'(-10,20)

400

What is the algebraic representation for a rotation of 90 degrees clockwise?

(y,-x)  OR  (x,y) --> (y,-x)

400

Chloe borrowed $19,000 for 6.5 years at 6.8% annual simple interest. Find the total amount she will pay back.

$27,398

400

The total annual cost to attend a community college is $4,000. The College offered a high school senior a scholarship for $1,500. The student can get a student loan for $1,000 but will need to earn enough to pay the remaining cost. It is 5 months until the remaining cost must be paid.

What is the minimum amount the student needs to earn per month to save enough money to pay the remaining cost?

$300

500

A rectangular prism has a base with side lengths of 3 inches and 5 inches. The height is 2 inches. What is the total surface area?

62 square inches

500

Triangle ABC is located at (0,0), (-12,-30) and (-3,15). A scale factor of 1/3 is applied to the triangle. What are the ordered pairs for A'B'C'?

A'(0,0)  B'(-4,-10)  C'(-1,5)

500

Where is the point (9,4) located if it is rotated 90 degrees counterclockwise about the origin?

(-4,9)

500

Mrs. Hodges made a deposits into two savings accounts as shown:

                      Account 1            Account 2

Deposit:           $2,000                 $4,000

Interest Rate:      5%                        4%

Interest Type:    Simple              Compound

Assuming she makes no additional deposits or withdrawals, what will the combined value of the two accounts be after 10 years?

$8,920.98

500

Keleigh estimates that she will need $7,500 for her first year of college at UT Tyler.  If her parents are paying 75% of the cost, how much should Keleigh save per month if she goes to college in 4 years?

$39.06

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