What number should replace the question mark?

Feel free to enter your answer in the comment section below; will unmask submission by Wednesday, thanks!

This one isn’t hard at all; the trick is to see how fast you can ‘grasp’ the problem and answer it without putting your pen down to paper!

Now, this  question (similar to one I just saw in a 5th grade math book) is most definitely not

Makada let me know about this neat little

One dairy farmer sent off his boy with a message to the melon farmer down the road, and at the same time the melon farmer sent his girl off with a message to the dairy farmer.

Thanks to Bilbao for providing this cool math problem!

Wow, this one is tricky-see if you can figure it out:

A boy comes upon a man digging a pit.

Now, not everyone enjoys these math problems,  so please be sure to check out all the other puzzle types we’ve just put up tonight.

Updated list of solvers:

• Bizarette18

Yes, this one is going to be wickedly hard!

A

Here’s the 3rd ‘Unity in Duality‘ challenge!

By drawing one NON-CURVED line, can you separate the Yin/Yang into 4 sections of equal size, but different shape? (ignore the 2 eyes/spots)

Ok, Here’s the 2nd challenge:

By drawing one line, can you separate the Yin/Yang into 4 sections of equal shape and size? (ignore the 2 eyes/spots)

The concept of Yin and Yang are used to describe how seemingly disjunct or opposing forces are interconnected and interdependent in the natural world, giving rise to each other in turn (

A goat is tied on the corner post of a 20×20 ft barn in a flat grass field.

The goat can reach a length of 45 ft at maximum from the corner post

OK, so here we have it: Bilbao’s 4th and final clock challenge.

Our general audience will be pleased because it is entirely feasible for you to come up with an

For the 2nd challange, we had a bit of dropoff.  Nice job to those who were able to figure it out:

It is well known that in commercial advertising of clocks a certain position of the hands is usually shown (see picture above). The reason might be aesthetic, equilibrium, ok shape, smile shape, etc.

Starting today, we have a series of 4 clock puzzles

[click on image to view/print higher resolution picture]

The Totem Pole shape consists of Orange, Red, and Blue blocks. Which volume is the smallest

Ok, this one’s tough. I know there’s a bunch of you out there who love the math type puzzles, and this one’s going to be hard to crack:

The 400 soldiers of the 7th company are ready to march.