Expanding brackets means multiplying everything inside the bracket by the letter or number outside the bracket. For example, in the expression \(3(m + 7)\) both \(m\) and 7 must be multiplied by 3: ...

Simplification Questions: Simplification is the highest-scoring area in the Quantitative Aptitude section of competitive exams. It judges a test-taker's ability to perform basic maths calculations.

Expanding brackets means multiplying everything inside a bracket by the term or expression immediately in front of the bracket. For example, in the expression \(3(m+7)\)both \(m\) and 7 must be ...