Answer :
You have to spit their age in half which would be 21.5
That would be his age then you would add 7 to hers which would then be 28.5 then add your 12 to it to make it 40.5
That would be his age then you would add 7 to hers which would then be 28.5 then add your 12 to it to make it 40.5
