Qhov nruab nrab ceev nruab laij

Qhov ceev nruab nrab yog qhov kev ncua deb tag nrho hauv ib lub sijhawm. E.g.: "peb tsav tsheb 150 km hauv ob teev."

Cov mis:

\( Ceev = \dfrac{ Qhov deb }{ Sijhawm } \qquad v = \dfrac{ s }{ t } \)