Find the number which will complete the series 3,15,35,63,?,143.
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Answered by
2
99 because 99 is the answer. Because there is a difference between all adjacent digits is like this:
15-3=12 20-12=8
35-15=20
63-35=28 28-20=8
So, 63+36=99 36-28=8
is this the right answer
vivekkumar1856:
yes
not right answer
yes
first square of 10 and minus 1 then get the answer.
u r right
i don't know why they saying wrong
Answered by
0
the right answer is 99
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