110383
Life
Map Scale Converter
Calculator allows to determine the actual distance corresponding to the distance on the map with the specified scale. If the map at 1:500,000 scale the input field, enter the value 500000.
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Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
241273
Life
Calculate how much you drink pure ethanol
On the basis of the data entered, the amount of drink and the percentage of alcohol content calculator calculates pure ethyl alcohol that we consume.
147733
Life
Battery charging time calculator
Calculator to the data calculates the estimated time of charging.
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Math
Statistical calculator
Calculator allows to determine the basic statistical parameters such as standard deviation, arithmetic mean, variance, and median for the values.
20036
Building
Compare the cost of heating oil and pumps OCHSNER
Calculator is used to compare the operating costs for heating oil and pumps OCHSNER.
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Math
Mean and covariance matrix calculator
Covariance is a measure of the covariance of two variables (X and Y). The calculator calculates the average for the sample and the covariance between variables. Sets of X and Y must be the same number.
339452
Financial
ROCE - an indicator of the efficiency of investment
The calculator calculates ROCE on the basis of these pre-tax profits, total capital and current liabilities ROCE (called Return On Capital Employed) - an indicator of the efficiency and profitability of the investment, which is the capital of the company involved.