23742
Verifiers
Verification of the REGON number in Poland
Verifier allows you to validate entered REGON number
67676
Life
Combustion Calculator - L/100km <-> MPG (U.S.)
Calculator allows the conversion of fuel combustion km / h on U.S. MPG (Miles per Gallon) and vice versa.
66960
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.
40969
Generators
Pseudo-random number generator without repetition
Calculator generates random numbers without repetition from 0 to n-1.
35135
Employee
Calculator social security contributions - the calculation of rates in Poland
Jak obliczyć wysokość składek ZUS?
Jak obliczyć składkę na ubezpieczenie społeczne?
Jak obliczyć ubezpieczenie zdrowotne?
Calculator to calculate gross salary given social security contributions deducted from the salary of the employee and the employer. [since 2008]
63669
Math
Bernoulli scheme
Calculator allows you to calculate the probability of a given number of successes with a specified number of trials and probability of success.
84564
Life
Calculator child's blood group
Calculator based on blood group made of both parents, given that they are owned by the child possible blood groups.
19094
Math
Volume of the parallelepiped
The calculator allows you to calculate the volume of the parallelepiped.
20426
Building
Metal weight calculator
the calculator calculates the mass of metal parts according to the form of the product and the type of metal
22624
Math
Action at a fraction of the usual
The calculator performs four basic operations with fractions ordinary. The result returns in the form of a fraction improper and nieskracalnego.
17700
Math
Number of triangular
In math calculator calculate triangular number is a number that can be represented as the sum of consecutive integers starting.
50923
Health
Indicator of body fatness BAI (Body Adiposity Index)
The calculator to the data rate of BAI our body. It is a later invention, and gives a more accurate picture of the state of our body than BMI.