End of Year Math 2020

Front

Are these expressions equivalent? 14d + 21 and 7(2d + 3)

Back

Yes, they are equivalent because both simplify to the same expression.

Front

What is the price per ounce for a 32-oz carton that costs $2.56?

Back

$0.08 per ounce (calculated as $2.56 ÷ 32).

Front

What shape will a tent typically have?

Back

A tent typically has the shape of a square pyramid.

Front

Which is the better value: 32-oz cartons for $2.56 or 48-oz cartons for $3.36?

Back

48-oz cartons are the better value.

Front

What is located at the coordinates (-1.5, -2)?

Back

Roller Coaster 2.

Front

What is the formula for finding the area of a rectangle?

Back

Area = length × width.

Front

What is the formula for finding the perimeter of a rectangle?

Back

Perimeter = 2(length + width).

Front

What is the value of x in the equation 2x + 3 = 11?

Back

x = 4.

Front

What is the definition of equivalent expressions?

Back

Equivalent expressions are expressions that have the same value for all values of the variable.

Front

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

Back

Mean = (sum of all numbers) ÷ (total count of numbers).