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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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metre to feet converter
The idea is to make a converter, which exchange meters to feets. We use a factor of 1m = 3.281*1f. so 3m are equals to 9.843 m...

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Create a square matrix of zeros of even order
Create a square matrix of zeros of even order

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find the value

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Summy's odd sum

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Kelvin to Fahrenheit
You can find a doc about it in here => https://www.rapidtables.com/convert/temperature/how-kelvin-to-fahrenheit.html x is kelvi...

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Set x value to each odd index of vector y.
Set x value to each odd index of vector y.

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Sort in descending order.

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Generate a list of composite numbers

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size

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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,...

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Fizz
Dado um número inteiro n, retorne 'fizz' se esse valor for multiplo de 3, ou retorne o valor caso contrario. Fizz(3) = 'fizz'; ...

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Seperate 2nd column in a matrix

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Determine the area of square if length of the diagonal is given

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imaginary

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determine if
determine if the elements of a matrix is a nan and return true

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Create a constant offset.
Add a constant offset to an array. Example a = [1 3 5 9] offset = 2 y = [3 5 7 11]

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Vector indexing: lower than mean
Find indices of values in a vector lower than the mean of the vector

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Cube root of max value in a vector
Find the cube root of the maximum value in a vector

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sign function

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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 ...

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Odd row
Create a row 'y' with odd numbers where the potential maximum number is given by 'x' and the space between them by 'm'. The firs...

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Summation of integers

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Magnitude of a vector
Given a vector x, what is its magnitude?

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Real

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Make an identity matrix whose diagonal elements are 1:n
For a given input n, make an n by n identity matrix that contains the elements 1:n along its diagonal. For example, if input=5: ...

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non-repitition of numbers in a vector

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Sum sum!!!
Sum the numbers from 1 to n

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Insert zeros

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Number Power
Raise a number to itself.

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