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Unit conversion
Convert x degree Celsius to y degree Fahrenheit.

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Vector with a repeated entry
Create a row vector of length n, filled with 4's. For example, if n = 3, output = [4 4 4] Hint: Search for the function...

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Write a code that will follow the equation y = x * (x + x) * x.
If x = 5, y = 5 * (5+5) * 5 = 250

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If you have matrix A, create matrix B using matrix A as an "element"
A = [1 2 3 4; 5 6 7 8] B = [1 2 3 4 1 2 3 4; 5 6 ...

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Log of a number
Write a script that will give the log of x as output.

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Annual Salary
What is the annual salary of Mr. Cody if he works 40 hours a week and gets $x per hour and a yearly bonus of $2000? (Let, 50 wee...

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ASCII code of a leter.
Given the letter, the output will show the corresponding ASCII code.

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Corresponding letter to ASCII code.
Given the letter, the output will show the corresponding ASCII code.

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Square root of a number
Write a code that will output the square root of x.

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ASCII Code
Using matlab, give the symbol that is associated with ASCii code 90.

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Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
If x = 5, y = 4*5/2 = 10

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Happy 2013...
Happy 2013, everyone! An interesting tidbit about 2013 is that it is the first year since 1987 to contain four different digits...

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Project Euler: Problem 9, Pythagorean numbers
A Pythagorean triplet is a set of three natural numbers, a b c, for which, a^2 + b^2 = c^2 For example, 3^2 + 4^2 =...

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Fermat's Last Theorem - Fermat's conjecture
Fermat's Last Theorem (sometimes called Fermat's conjecture, especially in older texts) states that no three positive integers a...

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P-smooth numbers
This Challenge is to find <https://en.wikipedia.org/wiki/Smooth_number P-smooth number> partial sets given P and a max series va...

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Mersenne Primes
A Mersenne prime is a prime number of the form M = 2^p - 1, where p is another prime number. For example, 31 is a Mersenne prim...

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Determine if input is a perfect number
A <http://en.wikipedia.org/wiki/Perfect_number/ perfect number> occurs whent the sum of all divisors of a positive integer, exce...

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Numbers with prime factors 2, 3 and 5.
Make a function which takes one positive integer n and returns a matrix with the numbers of the form (2^i)*(3^j)*(5^k) which are...

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Determine if input is a Narcissistic number
<http://en.wikipedia.org/wiki/Narcissistic_number Narcissistic number> is a number that is the sum of its own digits each raised...

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Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

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Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...

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Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

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First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

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Armstrong Number
Determine whether the given input n-digit number is Armstrong Number or not. Return True if it is an Armstrong Number. An n-D...

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N-th Odious
Given index n return n-th <https://oeis.org/A000069 odious number>.

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Find the 9's Complement
Find the 9's complement of the given number. An example of how this works is <http://electrical4u.com/9s-complement-and-10s-c...

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Volume of Cylinder
Compute the Circumference of a Cylinder given it's radius and height.Here x is the radius and y is the height

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Test if a number is numeric or not
Test if a number is numeric or not

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Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

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Calculate the base-10 logarithm of a number
Calculate the logarithm of number x

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