# Number Properties Puzzle -Critical Thinking 2 Let’s solve another critical challenge problem! This mathematical puzzle requires some kind of math to solve. Let’s see how you or your kid can handle it! Time to challenge your brain!

## Challenge:

$$1 = 5^1$$
$$2 = 5^2$$
$$3 = 5^3$$
$$4 = 5^4$$
$$5 = ?$$

### The Absolute Best Book to challenge your Smart Student!

For this question, don’t try to use the pattern! The first equation says that 1 equals to $$5^1$$, which equals to 5.
1 equals to 5. Therefore, 5 also equals to 1.
$$1 = 5^1$$
$$2 = 5^2$$
$$3 = 5^3$$
$$4 = 5^4$$
$$5=1$$ 36% OFF

X

## How Does It Work? ### 1. Find eBooks

Locate the eBook you wish to purchase by searching for the test or title.  ### 3. Checkout

Complete the quick and easy checkout process. ## Why Buy eBook From Effortlessmath? Save up to 70% compared to print  Help save the environment  Over 2,000 Test Prep titles available Over 80,000 happy customers Over 10,000 reviews with an average rating of 4.5 out of 5  