Relation Between First and Second Focus

The approximate relation between the first and second resonance lengths of a resonance tube is –

Six-eleventh of the first number is equal to 54% of the second number. What is the respective ratio between the first and the second numbers ?

In a GP, if the fourth terms is the square of the second term, then the relation between the first term and common ratio is ____.

the correct difference between first and second order reactions is that

The correct difference between first-and second-order reactions is that