Semester 1 Spiral Review Honors

Front

What does the inequality t ≥ -4 represent?

Back

It indicates that the temperature (t) can be -4 degrees or any value greater than -4 degrees.

Front

What does the inequality x < -4 mean in terms of a number line?

Back

It means that x can take any value less than -4, represented by an open circle at -4 and shading to the left.

Front

If the ratio of novels to magazines is 2:5 and there are 28 novels, how do you find the number of magazines?

Back

Set up the proportion: 2/5 = 28/x. Cross-multiply to find x, which equals 70 magazines.

Front

What is the ratio of cups of milk to cups of cocoa powder if it is 2:3?

Back

For every 2 cups of milk, there are 3 cups of cocoa powder.

Front

Back

Front

What is the definition of a ratio?

Back

A ratio is a comparison of two quantities by division.

Front

How do you solve for x in the inequality x + 3 < 10?

Back

Subtract 3 from both sides: x < 7.

Front

What does it mean if a number is less than or equal to a certain value?

Back

It means the number can be that value or any value smaller than it.

Front

How do you express the relationship between two quantities using a ratio?

Back

By writing it in the form of a fraction or using a colon, e.g., 2:3.

Front

What is the process to find an equivalent expression?

Back

Use algebraic manipulation such as distribution, combining like terms, or factoring.