If you’ve ever sat down with a math textbook, an engineering assignment, or prep material for exams like the SAT, ACT, or Fundamentals of Engineering (FE), you’ve probably asked: Is the TI-36X Pro a graphing calculator? Here’s the quick answer: No. The TI-36X Pro is not a graphing calculator. It’s an advanced scientific calculator made … Read more
If you’ve ever switched to part-time work, started a new job mid-month, or taken unpaid leave, you’ve probably heard the term pro rata salary. It sounds like something only HR managers and payroll software deal with, but honestly, it’s pretty simple once you break it down. Think of it as getting paid in proportion to … Read more
If you’re into fitness, you’ve likely heard the term VO2 max. But what does it actually mean, and how do you calculate it? In simple terms, VO2 max (or maximal oxygen uptake) measures how much oxygen your body can use during intense exercise. Think of it as your aerobic engine size, the higher the number, … Read more
If you’ve ever worked on a construction project, plumbing installation, or industrial piping system, you know one thing: every pound matters. That’s why knowing the weight of steel pipe per foot is so important. It affects load calculations, transport planning, and even structural safety. Doing the math by hand can be a headache. That’s where … Read more
In the world of finance and investment analysis, one of the most common questions is: How long will it take to recover my money? That’s exactly what the payback period answers. It’s a simple but powerful capital budgeting metric used in corporate finance, small business decision-making, and even personal investments. If you’re wondering how to … Read more
If you’ve ever stepped into a gym and wondered, “How do I calculate my one rep max?”, you’re not alone. Whether it’s the bench press, squat, or deadlift, knowing your one rep max (1RM) is a game-changer in strength training. It’s more than just bragging rights. Your 1RM helps you measure maximal strength, set realistic … Read more
To keep your home comfortable, choosing the right mini split size is essential. A ductless mini split system (also called a ductless heat pump or ductless air conditioner) provides an energy-efficient way to control indoor climate. But the key to getting the most out of it lies in selecting the correct BTU capacity. To determine … Read more
At night, I first started learning numerical analysis. I remember hitting that dreaded “maximum iterations exceeded” error in MATLAB. It felt like my code was stuck in a loop with no way out. Later, I learned this wasn’t a bug, it was about iteration limits and error tolerance. The idea of “Max Iterations Error” usually … Read more
If you’re diving into fitness, whether it’s for weight loss, building endurance, or just staying heart-healthy, understanding how to calculate maximum heart rate (max HR or HRmax) is a game-changer. Your maximum heart rate is the highest number of beats per minute (BPM) your heart can hit during intense exercise. It’s a key metric in … Read more
If you’ve ever asked yourself, “How much drywall do I need?”, you’re not alone. Whether you’re finishing a basement, repairing water-damaged walls, or planning a full drywall installation with contractors, getting drywall estimation right saves both money and stress. Overbuying drywall sheets leads to waste, while underestimating means another run to Home Depot or Lowe’s … Read more