si un barco recorre la distancia que separa a Vieques de culebra en 90km en 6 horas. ¿La rapidez promedio es equivalente a?

it's artitory bela chao bella chao bella chavhao la muji bhalu landa

Explanation:

k xa muji haru malai matlab xoina muji jo po hos ta malai level upgrade garnu xa tesaile gula kha mc

weight of the box is given as

here this is placed on the inclined of angle 42 degree

now this weight will have two components one is along the incline other is perpendicular to it

so here we need to apply a force parallel to incline opposite to its component of weight

so here the component of weight is given as

here we have

so it requires 75 n force to move it upwards