These math puzzles test your brain and critical-thinking skills ... and no fractions or negative numbers are involved. Answer: Which number should replace the question mark? Answer: 9 Which ...

It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A ...

The online Assessment and LEarning in Knowledge Spaces (ALEKS) Placement Assessment covers material from basic math through precalculus ... based on the student's correct and incorrect answers. These ...

You should be aware of the following conditions when you attempt this practice test: To be admitted to MATH 151, you must answer at least 24 questions ... you will be using will allow you to use a ...