Similar Figures & Proportional Relationships

PERCENTS

1)Sarah wants topurchase a shirt for work that originally costs $88.50.The store is offering a30% discount off the original price. How much money will Sarah save on the shirt?

2)What is 23% of 48?

3)18 is what percent of 60?

4)126 is 28% of what number?

5)John took his family out for dinner at their favorite restaurant. The cost of the meal was $154.68, and he wants to leave an 18% tip for the waitress. What is the amount John will leave the waitress?

6)Amanda wants to purchase a shoe that costs $76.25. There is an additional tax of 8% on the purchase price. What is the total cost Amanda will pay for the shoes?

Similar Figures & Proportional Relationships

1) 2)

3)A recipe that makes 7.5 cookies requires 5 cups of sugar. Shanika wants to make 1 dozen cookies. How many cups of sugar will she need?

4)Which triangle is similar to XYZ?

A.C.

B.D.

5) What is the length of the missing side of the two similar triangles?

Ratios, Rates and Proportions

1) On a map, the scale is 1 inch equals 40 miles. What is the actual distance if the distance on the map is 12 inches?

2) Taylor went to the store and purchased 11 pencils for $4.95. What is the cost for 1 pencil?

3) Krystle went to Target to buy ingredients for a cake. If 2 cans of milk cost $0.98, how much would 7 cans of milk cost?

4) Which is the better buy (unit price): $1.99 for a 3-ounce bottle or $2.49 for a 4-ounce bottle?

5) If Kroger is selling 3 apples for $0.90, how much will it cost to purchase 7 apples?

7) There are 192 students in 6 buses travelling from Grady to the museum. How many students are travelling in each bus?

8) Which is the better deal (unit price)?

8 Gatorades for $12.32 or 5 Gatorades for $7.80 or 3 Gatorades for $4.74

9) The ratio of mom to Kelly’s age is 6:4. If Mom is 24 years old how old is Kelly?

10) An architect’s blueprint for a new house shows the kitchen being 7 inches wide. If the scale used to create the blueprint is 0.5 in. = 1 ft, what is the actual width of the kitchen?

11) A map has a scale of 3.5 inches = 20 kilometers. If the distance between two cities on the map is 4.9 inches, what is the actual distance between the cities?

Integers

Evaluate the following ifa = -3, b = 5, and c = -8

1) ab - c

2) bc - a

3)a + b + c

4) abc

5) Order the following integers from greatest to least: -21, 18, 10, -4, -13, -28

6) Label the number line below. Then graph the following set of integers: {–4, 0, 3, –1, 7}.

7)

8) The temperature in Denver, Colorado one morning was 11°F. The temperature dropped three degrees each day for the next four consecutive days. What was the temperature on the fourth day?

Fraction Decimal and Percent Practice

Fraction, Decimal and Percent Chart