Answers

  • Brainly User
2014-10-29T22:27:45+05:30
9 ml of lotion contains 50% alcohol i.e. half of the lotion is alcohol which is 4.5 ml Now assume x ml of water is added to make it 30% alcohol that is , 4.5/(x+9)=30/100 On solving you get x=6 Hence 6 ml of water is added to reduce it to 30%.
0
2014-10-30T05:10:49+05:30
We should follow the similar procedure given already and add 6ml to reduce it to 30%

0