1.

The sum of three consecutive multiples of 7 is 777. find these numbers

Answer»
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LET numbers are 7x, 7( x + 1 ) and 7( x + 2 )



Given, their sum = 777


7x + 7( x + 1 ) + 7( x + 2 ) = 777


x + x + 1 + x + 2 = 111


3( x + 1 ) = 111


x + 1 = 37


x = 36






Number are

7x = 7(36) = 252
7( x + 1 ) = 7(37) = 259
7( x + 2 ) = 7(38) = 266


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