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ASVAB Mathematics Knowledge Practice Test

The ASVAB Mathematics Knowledge (MK) test examines your knowledge of high-school mathematics principles. To help you prepare for this section of the ASVAB, this page contains everything you need to know, including what topics are covered, how many questions there are, and how you can study effectively. Click “Start Test” above to take a free … Read more

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Area of a Circle Calculator

Circle Calculator Enter any value to calculate the others Radius mmcmmkminftydmi Diameter mmcmmkminftydmi Circumference mmcmmkminftydmi Area mm²cm²m²km²in²ft²yd²mi² Reset Found a bug? Let us know! Knowing how to solve for the area, circumference, diameter, and radius of a circle is an important math concept to understand. Take a look at the examples below to see how … Read more

PERT Practice Test

The Postsecondary Education Readiness Test (PERT) is administered by the state of Florida to adequately assess your academic skills in mathematics, reading, and writing. How well you score on the exam will determine your placement into appropriate college courses. Click the “Start Test” button above to begin our free PERT practice test! These practice questions … Read more

PSAT Practice Test

Every year, thousands of high school students across the country prepare for the Scholastic Aptitude Test (SAT). But before they take the SAT, students prepare throughout their high school years by taking the Preliminary SAT/National Merit Scholarship Qualifying Test (PSAT/NMSQT). Click the “Start Test” above to begin your free PSAT practice test! These practice questions … Read more

Volume of a Sphere Calculator

Use this calculator to help you quickly determine any volume of a sphere. Enter the radius of the sphere: Calculate Volume Found a bug? Let us know! Knowing how to solve the volume of a sphere is an important math concept to understand. To find the volume, all you need is the radius! Remember, the … Read more

Degree of Polynomials Overview

A polynomial is an expression that shows sums and differences of multiple terms made of coefficients and variables. A polynomial expression with zero degree is called a constant. A polynomial expression with a degree of one is called linear. A polynomial expression with degree two is called quadratic, and a polynomial with degree three is … Read more

What’s Your SAT Score Worth?

What if we told you a higher SAT score predicts you making a higher salary later in life? And what if we gave you the inside info on which colleges do the best job of turning smarts into money? That’s the point of today’s post, where we answer the question: What’s Your SAT Score Worth? … Read more