5
next in the sequence: 10,20,30,20
10
5
10
22
15
5+5 = 10 10+5 = 15 15-5 = 15 10+5 = 15
1, you are taking away 5, 4, 3, 2, 1
The next number in the sequence is 480
The next number in the sequence 5, 10, 20, 40 is 80. Each number in the sequence is multiplied by 2 to get the next number. So, 40 multiplied by 2 equals 80.
The next number in the sequence is 27.
The pattern in the sequence is that each number is divided by 10 to get the next number. Therefore, the next number in the sequence would be obtained by dividing 4 by 10, which equals 0.4.