7th Grade Math Semester Review

Front

What is the final price of a $50 item after a 20% discount?

Back

$40

Front

If a shirt originally costs $40 and is on sale for 25% off, what is the sale price?

Back

$30

Front

Which table represents a linear relationship? (x: 1, 2, 3, 4; y: 2, 4, 8, 16) or (x: 1, 2, 3, 4; y: 3, 6, 9, 12)?

Back

(x: 1, 2, 3, 4; y: 3, 6, 9, 12)

Front

What is the new price of a product that was originally $80 after a 30% discount?

Back

$56

Front

Back

A line passing through (0, 1) with a slope of 2.

Front

Define a linear relationship in mathematics.

Back

A relationship where the change in one variable is proportional to the change in another variable, represented by a straight line on a graph.

Front

What is the formula to calculate the final price after a discount?

Back

Final Price = Original Price - (Discount Percentage × Original Price)

Front

If a product costs $100 and is discounted by 10%, what is the discount amount?

Back

$10

Front

Back

3

Front

How do you determine if a table of values represents a linear function?

Back

Check if the differences between the y-values are constant for equal intervals of x.