Question

If the sum of 7 consecutive even integers is 140 then what is the largest number in the series?​

Answer 1

so let no.s be

x,x+1,x+2,x+3,x+4,x+5,x+6.....

ATQ....

SUM OF ALL THESE IS 140 = 7x+21

..........140-21= 7x

..........17 = x......

so largest no. is x +6 = 23...

largest no. is 23

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