Calculators

Calculate the break-even point for a business, which is the point at which total revenue equals total costs. This helps determine the sales volume required to cover all expenses.

Calculates the amount of fabric needed for a pleated skirt, considering the waist size, desired skirt length, and pleat depth.

Calculates the speedometer gear teeth needed for a given tire size, rear gear ratio, and speedometer gear teeth.

Assesses the ecological, social, and economic sustainability of the Olympic Games, providing insights into its environmental impact, social benefits, and economic viability.

Converts between different units of density, such as grams per cubic centimeter, kilograms per cubic meter, pounds per cubic inch, and pounds per cubic foot.

This calculator converts gallons to various volume units and calculates the weight of a gallon of water.

Calculates the estimated weight of a rectangular box based on its dimensions and the material's density.

Calculates the dimensions needed for cutting segments to build a segmented wooden bowl.

Categorizes blood pressure readings (systolic and diastolic) into different ranges according to guidelines.

Estimates the cost of lawn mowing services based on lawn size, mowing rate, and other factors. Also calculates mower efficiency.