Math 7 Q2 Benchmark Practice Test

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, greater than or equal to, or less than or equal to the other.

Front

How do you solve the inequality 4x + 16 ≥ 48?

Back

To solve, subtract 16 from both sides: 4x ≥ 32. Then divide by 4: x ≥ 8.

Front

What does the inequality 250 + 12.50b ≥ 1000 represent?

Back

It represents the total amount raised from selling b coupon books, where each book earns $12.50, plus an initial $250, needing to meet or exceed $1000.

Front

Back

The solution is n = 12.

Front

How do you find the price per pound if Daniel bought 2 1/4 pounds of candy for $14?

Back

Divide the total cost by the weight: $14 ÷ 2.25 = $6.22 per pound.

Front

What does the expression x < 2 mean on a number line?

Back

It means that x can take any value less than 2.

Front

What is the first step in solving the inequality 4x + 16 ≥ 48?

Back

Subtract 16 from both sides to isolate the term with x.

Front

What is the significance of the number 1000 in the coupon book problem?

Back

It is the total amount of money needed to raise for the field trip.

Front

What does it mean to 'solve an equation'?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the meaning of the term 'per pound' in pricing?

Back

'Per pound' refers to the cost of one pound of an item.