Math College Placement Practice #2

Front

What is the formula to calculate the perimeter of a rectangle?

Back

Perimeter = 2(length + width)

Tags

CCSS.3.MD.D.8

Front

How do you calculate a percentage discount on a price?

Back

Multiply the original price by the discount percentage (as a decimal) and subtract from the original price.

Tags

CCSS.6.RP.A.3C

Front

If A represents the number of apples at 15 cents each and B represents the number of bananas at 10 cents each, how do you express the total cost in cents?

Back

Total cost = 15A + 10B

Tags

CCSS.6.EE.B.6

Front

What are complementary angles?

Back

Two angles that add up to 90 degrees.

Tags

CCSS.7.G.B.5

Front

In the number 1794.3282, what digit is in the thousandths place?

Back

8

Tags

CCSS.5.NBT.A.3A

Front

What is the formula for calculating the area of a triangle?

Back

Area = 1/2(base * height)

Tags

CCSS.6.G.A.1

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the definition of a right angle?

Back

An angle that measures exactly 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2πr, where r is the radius.

Tags

CCSS.7.G.B.4

Front

How do you find the mean of a set of numbers?

Back

Add all the numbers together and divide by the count of numbers.

Tags

CCSS.6.SP.B.5C