Numbers

Any on this list: 1, 2, 4, 103, 206, 412

Eighty-five thousand three hundred ninety-five.

even numbers between 50 and 64= 52, 54, 56, 58, 60, & 62

3

You turn the whole number into a fraction with the same denominator as the fraction you want to subtract.

4 - 1/2

8/2 - 1/2

= 7/2

=======or, 3 and 1/2

9 - 3/5

45/5 - 3/5

= 42/5

=============or, 8 and 2/5

In this manner.

The only such number is zero.

I mean %17

Any of its factors

It is 67

95

(28 + 64)/2 = 92/2 = 46

(28 + 64)/2 = 92/2 = 46

(28 + 64)/2 = 92/2 = 46

(28 + 64)/2 = 92/2 = 46

Well, look. This number is huge but that si not a problem. Notice how it ends in 4? well that means it can be divided by 2! so it is not a prime number.

There is insufficient information for us to even begin to understand this question. Please edit the question to include more context or relevant information. Who were they? And why would they want to substitutie, or even substitute to numbers? What does "substitute to numbers" mean?

353 is the correct anwser. :)

All of these numbers: 1, 5, 25, 125, 625.

Yes

The proportion of hydrogen and oxygen atoms in its molecules.

No.

50th

14 69/100

Neither number is prime: 117 is divisible by 3 and 84 is divisible by 2.

No, because the square root of 500 (22.36...) is not a whole number.

It is 123456789121314, exactly as in the question.