Could someone please help me with part d) of this question? http://i.imgur.com/kCV6O8M.jpg

Question

ganeshie8 · Answer

$\large \text{Third iteration :  }19 = 3 + 8\times 2$

ganeshie8 · Answer

that makes the smallest possible number after second iteration to be :  $38$

ganeshie8 · Answer

continue the same in second iteration also

ganeshie8 · Answer

$\large \text{Second iteration :  }38 = 20 + 9\times 2$

ganeshie8 · Answer

smallest possible number after first iteration : $209$

ganeshie8 · Answer

$\large \text{First iteration :  }209 = 191 + 9\times 2$

ganeshie8 · Answer

so, the required smallest number is :  $1919$

ganeshie8 · Answer

it takes exactly 3 iterations,
and it does require exactly 3 iterations

sepeario · Answer

yes it does @ganeshie8

ganeshie8 · Answer

is that the correct answer ha xD

sepeario · Answer

you tell me i have no idea but thanks anyways @ganeshie8

ganeshie8 · Answer

to my knowledge it looks legitimate,
il need to work a bit more to confirm...

ganeshie8 · Answer

u dont have answers for these is it ?