Question

Convert 15 kilometers per hour to meters per second.

Answer 1

$1\ km=1,000\ m\\\\1\ h=60\ min\\\\15\ \dfrac{km}{h}=15\cdot\dfrac{1,000\ m}{60\ min}=\dfrac{15,000}{60}\ \dfrac{m}{min}= 250\ \dfrac{m}{min}\\\\Answer:\ \boxed{15\ km/h=250\ m/min}$