contestada

a person jogs 4.0 km in 32 minutes, then 2.0. km in 22 minutes, and finally 1.0 km in 16 minutes. what is the joggers average speed in km per minute?

Respuesta :


Ans: (4 + 2 + 1)/(32+22+16) = 7/70 = 1/10 km per min