1. Find next 3 numbers in the sequence `2,4,8,16,32`

2		4		8		16		32		64		128		256
	`xx`2		`xx`2		`xx`2		`xx`2		`xx`2		`xx`2		`xx`2

`:.` The next 3 number for given series `2,4,8,16,32` are `64,128,256`

Solution-1

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2. Find next 3 numbers in the sequence `3,9,27,81`

3		9		27		81		243		729		2187
	`xx`3		`xx`3		`xx`3		`xx`3		`xx`3		`xx`3

`:.` The next 3 number for given series `3,9,27,81` are `243,729,2187`

Solution-1

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3. Find next 3 numbers in the sequence `3,6,18,72`

3

6

18

72

360

2160

15120

`xx`2

`xx`3

`xx`4

`xx`5

`xx`6

`xx`7

`+`1

`+`1

`+`1

`+`1

`+`1

`:.` The next 3 number for given series `3,6,18,72` are `360,2160,15120`

Solution-1

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3

7

15

31

63

127

255

511

`+`4

`+`8

`+`16

`+`32

`+`64

`+`128

`+`256

`xx`2

`xx`2

`xx`2

`xx`2

`xx`2

`xx`2

`:.` The next 3 number for given series `3,7,15,31,63` are `127,255,511`

Solution-2

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