5 - 4 = 1 = 3^0
8 - 5 = 3 = 3^1
17 - 8 = 9 = 3^2
44-17 = 27 = 3^3
X - 44 = 3^4 = 81
X = 125
49
The number that comes next in the series 1 2 2 5 3 10 is 7. You get this number by subtracting the number 3 from the number 10.
24
Please post a new question. You need to specify the bill's date and what letter is next to the date, not the letter next to the serial number.
On the back of the card, next to the signature, there should be a three digit number in a silver or white box. That is the security code.
The next number is -21
10
225
the answer will be 21
This is the series of square numbers, (16= 4*4). The next number is 5*5=25.
21
21
21.
21
A single number, such as 12848384 does not make a series.
The next number is 25 but there are the sequence is infinite so there can be no end to the sequence.
12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50