# Tag Info

Accepted

### How can 64 = 65?

This is a famous physical puzzle that can be tied to the fibonacci series. To answer the question as posed, the issue is that the two slopes are different ($\frac25$ vs $\frac38$). Note that all ...

### How can 64 = 65?

The diagram is misleading, as it hides a gap in the middle of the second configuration. This is what we actually get if we rearrange the shapes in question. Notice that the diagonal “bows” slightly, ...

Does this count?
Accepted

### 3:3! It's a football score!

If you are allowed to use decimals, then
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Accepted

### 4 Attempts to Guess a Number Between 1-15

Yes. Guess 1st set (1,3,5,7,9,11,13,15) -> If the number is in the set, write down 1 Guess 2nd set (2,3,6,7,10,11,14,15) -> If the number is in the set, write down 2 Guess 3rd set (4,5,6,7,12,13,14,15)...

### 3:3! It's a football score!

Since the puzzle oddly and specifically mentions the symbol for the square root, I used this: but rotated and reflected it giving:

### 3:3! It's a football score!

Accepted

I'm gonna say: Explanation:
Accepted

### Correct way to add 22 to 4 to get given value

If you consider the numbers as Then
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Accepted

Accepted

### The computer can't do anything I couldn't do with pen and paper

Not sure if this counts as "pencil-and-paper" but certainly counts as "no computer..." $$3^{100} = 10^{100 \log 3}$$ We can compute this logarithm using a slide rule. The D and L ...
Accepted

### Is this sequence that hard?

Probably way over thinking this: There is a hint that: Reason: