IIT JEE , AIEEE Forum - Mathematics , Algebra - what is the next number in the series 2 1.5 15 8 80

Discussion Response Post to: what is the next number in the series 2 1.5 15 8 80

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21 May 2008 23:45:39 IST

Subject: Re:what is the next number in the series 2 1.5 15 8 80

coolpals_16 (4)

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i guess d ans is 40.5

next no.= (previous no.)/2 + 0.5

so, 2nd term = 2/1 +.5 =1.5

4th term= 15/2 +.5=8

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