Subscribe TechModgy to learn about new technologies! # A tyre has two punctures. The first puncture alone would have made the tyre flat in 9 minutes and the second alone would have done it in 6 minutes. If air leaks out at a constant rate, how long does it take both the punctures together to make it flat ?

$3\frac{1}{5}min$

$3\frac{2}{5}min$

$3\frac{3}{5}min$

$3\frac{4}{5}min$