Question

which number should come next in the series 1,2,3,10​

Answer 1

Answer:

15,25,40

Step-by-step explanation:

are 3 cosecutive terms after these nos

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Answer 2

Answer:

5

Step-by-step explanation:

a = 1

a2 = 2

d = a2 - a

  = 2 - 1

  = 1

a5 = a + 4d

    = 1 + 4 (1)

    = 1 + 4

    = 5