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Mid-term report
You just got your mid-term report, but it's full of ones and twos :(. So before you give it to your parents, you change it, in o...

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Percentage profit
If you are buying at x dollar, what will be the selling price for making the r% profit?

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kmph to mph converter
Convert the speed in miles/hour to km/hour.

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Mathematical formula
Find the value of the expression given the values of variables t and k. Assume g=9.81

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Ordinary Annuity : Future Value
Theorem : Future Value of an Ordinary Annuity where; F : Future value A : Periodic payment r : Rate per period n : Numbe...

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Travel time
Calculate the time (in hours) it takes a car traveling at a given uniform speed of s km/hour to travel a distance of d km. For i...

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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 :...

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Simple Interest : Calculate annual simple interest rate
Theorem : Simple Interest where; F : Future Value P : Present Value r : Annual simple interest rate (decimal) t : Time in...

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Simple Interest : Calculate Future Value
Theorem : Simple Interest where; F : Future Value P : Present Value r : Annual simple interest rate (decimal) t : Time in...

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Square the input
Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]

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Positive Infinity
Round the array a towards positive infinity

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Calculate the Distance to Source of Lightning
Lightning discharge heats air rapidly with lightning channels reaching temperatures of up to 50,000 degrees Fahrenheit (which is...

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Ordinary Annuity : Present Value
Theorem : Present Value of an Ordinary Annuity where; P : Present value of all payments A : Periodic payment r : Interest ...

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find the height

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Watt
Ampere x Volt = Watt

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square of a number
find square of a given number

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Area of square
Find the area of a square whose diagonal length is given as x.

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cube of number
find cube of number

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Energy of an object
Calculate the total mechanical energy of an object. Total Energy= Potential energy + Kinetic energy P.E.=m*g*h K.E.=1/2...

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Nth root
Nth root of a number x

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Spherical Volume
Calculate the volume of a sphere.

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square root
Find square root of given number

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Volume of Cylinder
Find the volume of a cylinder

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Speed of car travelling x meters in y seconds
What is the speed of a car if the car travelled x meters in y seconds? Supply the answer in m/s.

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raise 1/3
Raise a number to 1/3 power.

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Mile to Kilometer
x is mile and y is km

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PIN code III

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How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

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Convert degrees to radians
Given input in degrees, output to radians

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What percentage?
Calculate the output c as the percentage of a on b for given a and b.

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