6 The sixth number in the first 10.
10
five hundred 500 / 50 = 10
50
work backwards 0.1 * 10 = 1 1/10 = 0.1 1 divided by 10 equals 0.1
2.5
20 can be divided by 20 and by 2. 20 divided by 20 equals 1, and 20 divided by 2 equals 10.
ITs 30 cuz 30 divided by three is 10 and 30 divided by five is six
600 divided by 60 equals 10.
10
2,3,5,6,9,10. Not by 4.
10