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#1 Re: Jai Ganesh's Puzzles » 10 second questions » 2012-08-19 03:22:32

dlamacharles

Proportion is a factor of equality.

#2 Re: Jai Ganesh's Puzzles » 10 second questions » 2012-08-19 03:05:54

dlamacharles

7, 14, 21, 28,....
a=7
d=7
n=?
Tn=98
Tn=a+(n-1)d
n=14

#3 Re: Jai Ganesh's Puzzles » Oral puzzles » 2012-08-19 02:42:58

dlamacharles

1. 45
2. 7
3. 120
4. 7 and 10

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