Look at the series of even natural numbers:
2, 4, 6, 8, 10, 12 ...
Now the positions of these numbers are:
1, 2, 3, 4, 5, 6..
If you match the position with corresponding natural number (eg. 1 with 2, 2 with 4 and so on) it looks like the corresponding Natural number is twice as the position number.
The answer is: 69 x 2 = 138
-50
No.
Yes the 69th percentile result is considered in the healthy range.
Yes, as -2 divided by 2 results in a natural number.
21
-50
69th
69th
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YES. Any even natural number is a multiple of 2.
No.
even, whole, non-negative numbers. (zero is not a natural number)
Yes, that is correct.
2
No.
A natural number that is NOT a perfect square has an even number of factors. 10=1x10 2x5 four 36=1x36 2x18 3x12 4x9 6
Exactly a half.