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Q: What number comes next in this number sequence 90 72 56 42 30?

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121498

36

The next number in the sequence would be 25.

what number is next in the sequence: 10,20,30,20,(? 30

The next number in the sequence is 480

If the sequence is determined by 100 - 70 = 30, then the next number is 10.

The next number in the sequence will be 56.

next in the sequence: 10,20,30,20

Think it's 30...then 20

The next number in the sequence 3-15-6-30-21 is -207.

75. The sequence is:- multiply by three, divide by two, add one.

56

Assuming the sequence is 10 30 90 (hard to tell without spaces), the next number is probably 270 (multiply by 3).

3321. Use the cubic [265n3 - 1569n2 + 2858n - 1548]/2

6 12 9 18 15 30 27 54 51

170

10

56, 8.

56 (just the next number, not the number that completes the sequence)

552 The sequence is Un = (125n6 - 3131n5 + 31065n4 - 154445n3 + 399010n2 - 496304n + 228480)/240 for n = 1, 2, 3, ...

I think that the next number in the sequence is 360.

20

21

10 The sequence is given by xn = 60/n

8