The Judges of the High Court are appointed by the President. While appointing the judges, the President consults the Chief Justice of India and the Governor of the concerned state.
In an alloy, aluminium and tin are in the ratio of 4 : 5. In the second alloy, the ratio of same elements is 4 : 7. If equal quantities of these two alloys be mixed to form a new alloy, then what will be the ratio of both of these elements in the new alloy?