Q:

Two vessels A and B contain spirit and water mixed in the ratio 5:2 and 7:6 respectively. Find the ratio in which these mixture be mixed to obtain a new mixture in vessel C containing spirit and water in the ratio 8:5?

• 1
  9 : 7
• 2
  2 : 3
• 3
  7 : 5
• 4
  5 : 7
• 5
  7 : 9