How many triangles can you find in this given picture?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Can you count the number of squares in the figure below?

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Find the missing number in the sequence below:

If it took eight men ten hours to build a wall, how long would it take four men to build it?

how come the second man dies?

Can you find the company name in the pictogram below?