find the least no.which ,when divided by8,12and16,leaves 3 as the remainder in each case ;by 7 leaves no remainder.
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(8-3) (12-3) (16-3)
5,9,13
13=9×1+4
9=4×2+1
4=1×4+0
now,
5=1×5+0
hcf=1
the greatest no. is 1
5,9,13
13=9×1+4
9=4×2+1
4=1×4+0
now,
5=1×5+0
hcf=1
the greatest no. is 1
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