The next number in the sequence 3-15-6-30-21 is -207.
10
92 - 18 = 72 72 - 16 = 56 56 - 14 = 42 42 - 12 = 30 30 - 10 = 20 20 is the next number in the sequence.
35
121498
The next number in the sequence is 480
The next number in the sequence will be 56.
The next number in the sequence 3-15-6-30-21 is -207.
next in the sequence: 10,20,30,20
96. The sequence is: Multiply by 6. Takeaway 6. Multiply by 5. Takeaway 5. Multiply by 4. Takeaway 4 to give you the next [sought for number] in the sequence.
96. why? 2 x 6=12 12-6=6 6x5=30 30-5=25 25x4=100 100-4=96
170
10
92 - 18 = 72 72 - 16 = 56 56 - 14 = 42 42 - 12 = 30 30 - 10 = 20 20 is the next number in the sequence.
Assuming the sequence is 10 30 90 (hard to tell without spaces), the next number is probably 270 (multiply by 3).
38, 36, 30, 28, 22
21