Semester Test Review Part 2

The outside temperature at 1:00 P.M. was 8 degrees Celsius. The Temperature decreased 3.5 degrees each hour until 5:00 P.M. What was the temperature at 5:00 P.M.?

• -7.5°C

• -3.5°C

• -6°C

• -4°C

Andres will have new tile floor installed on the rectangular floor of two rooms. One floor is 14 1/2 feet long, and the other floor is 18 1/4 feet long. Each floor has a width of 8 feet. What is the total area in square ft of the new tile floors?

• A. 116 ft²

• B. 262 ft²

• C. 120.5 ft²

• D. 95 ft²

Members of student council held a popcorn sale to raise money. Plain popcorn and chocolate covered popcorn were sold.

-Plain popcorn was sold for $3 a bag

-Chocolate covered popcorn was sold for $5.50 a bag

-A total of 300 bags were sold

-of the items sold 1/3 were bags of chocolate covered popcorn.

-The rest were bags of plain popcorn.

How much money did the student council members raise from the plain popcorn?

• $550

• $600

• $450

• $200

A dog walker walked a distance of 2 1/2 miles each day for 7 days. Then the dog walker walked a distance of 5 1/4 miles each day for the next 7 days. What was the total distance in miles the dog walker walked during these 14 days?

• 36 3/4

• 17 1/2

• 58 1/4

• 54 1/4

A building has a height of 75 meters and a length of 60 meters. On a scale drawing of the building, the height is 25 centimeters.

What is the length of the building on the scale drawing?

• 20 in.

• 75 in.

• 46 in.

• 180 in.

Triangle KLM is similar to triangle RTU. The triangles are shown with side lengths in centimeters. What is the length of side RU in centimeters?

• A. 2 11/12

• B. 11 2/3

• C. 6 1/2

• D. 3 1/2

The cost of a gym membership changed from $50 per month to $60 per month. What was the percent of change? Choose the correct answer from each drop-down menu to complete the statement. The cost of the gym membership​ (a)   by​ (b)   .

• 100%

• increased

• 25%

• decreased

• 20%

• 15%

What is the solution to this equation?

-12x + 4x - 8 = 40

Mathematical Equivalence

ON

What is the closest to the area of the rectangle WITHOUT the circles?

• 300in²

The model represents an equation.

What is the solution for the equation?