PSAT Practice Math

Front

What is the solution to the equation 24 = (h/10) - 6?

Back

h = 300

Front

If f(x-1) = 2x + 3, what is f(-3)?

Back

f(-3) = -1

Front

Boyd grew 140 pounds of tomatoes and 60 pounds of raspberries. If tomatoes declined by 20% and raspberries by 50%, what is the percentage decline in total yield?

Back

29% decline

Front

If x-2 is a factor of x² - bx + b, what is the value of b?

Back

b = 4

Front

If 6x = 25, what is the value of 3(x + 1/2)?

Back

14

Front

What is the formula for calculating percentage decline?

Back

Percentage Decline = ((Old Value - New Value) / Old Value) * 100

Front

What does it mean for a number to be a factor of a polynomial?

Back

A factor of a polynomial is a number that divides the polynomial without leaving a remainder.

Front

How do you solve for a variable in an equation?

Back

Isolate the variable on one side of the equation using inverse operations.

Front

What is the significance of the constant term in a polynomial?

Back

The constant term is the value of the polynomial when all variable terms are zero.

Front

What is the relationship between linear equations and their graphs?

Back

Linear equations represent straight lines on a graph, where the slope indicates the steepness.