SCIENTIFIC CALCULATOR

1. Calculation of gas mileage for several consecutive fillups.
   
   
2. The many ways of re-using previous calculations.
   
   
3. Volume, surface and circumference calculations from a radius.
   
   
4. A cone surface area and volume calculation.
   
   
5. Travel of a free falling object.
   
   
6. Solving simple system of two linear equations using Cramer's rule.
   
   
7. One solution of a polynomial equation using Newton's method.
   
   
8. Evaluating a simple expression using Maclaurin series.
   
   
9. How kids in Monte Carlo estimate Pi.
   
   
10. Belt friction force on a pulley.
    
    
11. Optimal body weight calculation using Devine's formula.
    
    
12. Triangle area from a its three side lengths.