7. (I) sum of three consecutive numbers is 27. find the number.
(ll) sum of two number is 27, It one is x find other
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x,x+1,x+2
so sum=3x+3=27
now x= 8
so8,9,10
so sum=3x+3=27
now x= 8
so8,9,10
Sillkk:
2nd one
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