TSIA2 Math Practice Test

Front

What is the formula to calculate percent decrease?

Back

Percent Decrease = ((Original Price - Sale Price) / Original Price) * 100

Front

Back

The y-intercept is 4.

Front

If a computer is 22% off, what is the sale price in terms of the original price (c)?

Back

The sale price is 0.78c.

Front

Back

5(6x-4) is NOT equivalent.

Front

Back

The solution is x = -1.

Front

How do you find the x-intercept of a quadratic function?

Back

Set y = 0 and solve for x.

Front

What does it mean for an expression to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variable.

Front

Back

Multiply both sides by 2, then solve for x.

Front

What is the definition of a y-intercept?

Back

The y-intercept is the point where a line crosses the y-axis (x=0).

Front

What is the formula for finding the sale price after a discount?

Back

Sale Price = Original Price - (Discount Percentage * Original Price)