Male support engineer, brown hair, blue shirt, red tie: I'm calling regarding the problem you were having this morning with your email. Male, brown hair, white shirt: Our ratio of computers to support ...

Revise how to work out equivalent ratios and simplify ratios by dividing both sides by the highest common factor. Test yourself with practice questions and a game. NEW: Ratio and fractions, and ...

Ratio and Proportion is one of the basic concepts used widely in Quantitative Aptitude section. Concepts from ratios are used to solve questions in Averages, Profit & Loss, Data Interpretation etc. If ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Thomas Smith, CFA, is the founder and president of an eponymous boutique wealth and portfolio management firm, working as an investment advisor. Andy Smith is a Certified Financial Planner (CFP®), ...