CTET Class I to V 2016 Feb Paper

Time taken by Juhi for 16 km at the speed of 15 km/hr
$=\frac{16}{15}\times 60=64\mathit{m}\mathit{i}\mathit{n}$
Time taken by Juhi for 20 km at the speed of 50 km/hr
$=\frac{20}{50}\times 60=24\mathit{m}\mathit{i}\mathit{n}$
Time taken by Juhi for 50 km at the speed of 60 km/hr
$=\frac{50}{60}\times 60=50\mathit{m}\mathit{i}\mathit{n}$
Total time =64+24+50=138 min