A space rocket has 3 stages:
- stage 1, s1;
- stage 2, s2;
- stage 3, s3.
If s1 burns 3 x as long as s2 which burns 2 x as long as s3 then how long did s3 burn if the total burn time was tt minutes? How long did s2 burn? s1?
Numbers with prime factors 2, 3 and 5.
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Find the logic
Is the input divisible by 3?
Similar Triangles - find the height of the tree
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Create a square matrix of multiples
Find the "ordinary" or Euclidean distance between A and Z
Flip the main diagonal of a matrix
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