CBA Review #2

A building has a height of 175 meters and a length of 70 meters. On a scale drawing of the building, the height is 35 centimeters. What is the length of the building on the scale drawing in centimeters? (7.5C)

• 45 cm

• 14 cm

• 30 cm

• 60 cm

The price of a cell phone was reduced from $400 to $350. By what percentage was the price of the cell phone reduced? (7.4D)

• 12.5%

• 14.3%

• 25%

• 85%

Mr. Salinas owns a bookstore. He buys used books from customers for $0.65 each. Mr. Salinas then resells the used books for 200% of the amount he paid for them. What is the price of a used book in Mr. Salinas bookstore? (7.4D)

• $3.00

• $13.00

• $1.32

• $1.30

The price of a sweater was reduced from $20 to $12. By what percentage was the price of the sweater reduced? (7.4D)

• 8%

• 80%

• 60%

• 40%

A train traveled 39 miles in 2 hours. At this rate, how many miles will the train travel in   $\frac{1}{4}$  hour? (7.4D)

•  $9\frac{3}{4}mi$  

•  $36\frac{3}{4}mi$  

•  $4\frac{7}{8}mi$  

•  $19\frac{1}{2}mi$  

• Store M, because the sale price would be $21.60

• Store P, because the sale price would be $96.00

• Store M, because the sale price would be $98.40

• Store P, because the sale price would be $24.00

Rogelio traveled at an average speed of 50 miles per hour for 4.5 hours and then traveled at an average speed of 65 miles per hour for 6.5 hours. What was the total distance in miles that Rogelio traveled during this time? (7.3B)

Aiden bought 26.4 gallons of gasoline. There are approximately 3.8 liters in 1 gallon. Which measurement is closest to the number of liters of gasoline Aiden bought? (7.4.E)

• 10.32 L

• 13.01 L

• 100.32 L

• 3.2 L

Triangle PQR is similar to triangle STV. Which proportion can be used to find

the length SV in inches? (7.5A)

Ryan’s movie streaming service costs $12 per month. Which table

shows the sum of the amounts that Ryan will pay for his movie

streaming service over the next 4 month? (7.4A)

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