A shooting competition
In a shooting competition, the target is a square of side L containing a circle of radius R<=L/2. A player scores one point if h...
Hydrogens in a Saturated Hydrocarbon
Given (c) carbon atoms in a saturated hydrocarbon molecule (all single bonds), how many hydrogen atoms (h) are in the molecule?
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what's my tax amount this year ?
given an annual salary x and a tax rate i calculate the amount that you have to pay.Example
x = 70000;
i=.10
y_correc...
Compound Interest: Present Value
Theorem : Compound Interest
where,
F : Future value at the end of n periods
P : Present value
r : Annual nominal rate
n :...
Total resistance of resistors in parallel
What is the total resistance of a number of resistors in parallel?
A vector R contains the resistances (in Ohm) of n resistors,...
Compound Interest : Future Value
Theorem : Compound Interest
where,
F : Future value at the end of n periods
P : Present value
r : Annual nominal rate
n :...
Calculating Ring Area
In two-dimensional space, a ring can be constructed by using two concentric circles. Determine the area of a ring which has r1 ...