1.01
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There are 11 numbers between 1 and 130 that have an odd number of factors: 1,4,9,16,25,36,49,64,81,100,121.
Add 1/4 and 2/3. This results in 11/12. Then divide by 2 (or multiply by 1/2). The answer is 11/24 or about .458333.
The prime numbers in the range 1-14 are 2, 3, 5, 7, 11 and 13.
The prime number between 8 and 13 is 11.
There are 10 prime numbers between 1 and 30. They are 2, 3, 5, 7, 11, 13, 17, 19, 23, and 29 Odd numbers between 1 and 30 that are not prime numbers are 9, 15, 21, 25, and 27 1 is also not a prime number, as 1 can multiply itself infinity times (1∞=1)